1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 — Complete Product Overview
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is an OEM replacement rear shock designed specifically for the 1983 Honda CR250R motocross bike. Renowned for its performance and durability, this Showa monoschock provides the precise damping and handling characteristics that competitive riders demand. Whether restoring a vintage CR250R or upgrading its suspension, this rear shock remains a top choice for enthusiasts and racers alike.
Key Features and Specifications
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 combines classic Honda engineering with Showa’s industry-leading suspension technology.
Specifications:
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Type: Mono-shock rear suspension
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Manufacturer: Showa
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OEM Part Number: 52400-KA4-681
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Designed for: 1983 Honda CR250R
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Travel: ~300 mm (depending on stock configuration)
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Spring Preload: Adjustable
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Damping: Rebound and compression adjustable
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Material: Steel body with durable spring and seals
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Weight: Approximately 4–5 kg
This shock absorber restores the original suspension geometry and ride characteristics of the 1983 83 CR250R, offering improved stability and control over rough motocross terrain.
Design and Performance
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 was engineered to provide consistent damping performance while enduring the rigors of motocross racing.
Design Features:
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Showa mono-shock design for centralized mass and improved handling
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Adjustable rebound and compression for tuning to rider weight and track conditions
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Durable spring with corrosion-resistant coating
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OEM-spec dimensions for perfect fitment on the 1983 CR250R
Performance-wise, this shock enhances traction, absorbs jumps effectively, and maintains stability during aggressive cornering, giving riders confidence on both vintage and restored CR250R motorcycles.
Installation and Maintenance
Installing the 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is straightforward for anyone familiar with CR250R maintenance.
Installation Tips:
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Remove the old rear shock and inspect mounting points for wear
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Apply light grease to pivot bolts and bushings
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Torque all mounting hardware to Honda specifications
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Adjust spring preload and damping settings for rider weight and track conditions
Routine maintenance includes:
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Checking for oil leaks and spring integrity
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Cleaning seals and pivots
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Lubricating bushings to prevent corrosion
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Inspecting after extended racing or off-road use
Proper maintenance ensures the 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 continues to perform like new, preserving both ride quality and longevity.
Comparison with Related Products
When evaluating rear suspension options for vintage 1983 CR250R bikes, the 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 stands out for its OEM authenticity and performance.
Vs. aftermarket repro shocks:
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OEM Showa shock provides original handling and geometry
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Aftermarket shocks may offer modern damping but can compromise vintage ride feel
Vs. later Honda CR250R Showa shocks:
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Later models have updated damping technology
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The 1983 version preserves period-correct suspension performance
Vs. KYB or other aftermarket vintage replacements:
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Showa shocks maintain exact fitment for 1983 CR250R
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Reliability and brand recognition make Showa OEM preferable for collectors and racers
Overall, the 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 balances authenticity, performance, and durability better than most alternatives.
Ideal Use Case
This rear shock is ideal for:
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Restoring a 1983 Honda CR250R to stock condition
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Vintage motocross racing
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Riders seeking an OEM-quality suspension solution
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Collectors preserving original components
Its adjustable damping allows tuning for lightweight riders or those seeking a stiffer, more aggressive setup.
Pricing and Market Availability
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OEM Price (new, depending on supplier): $250–$400 USD
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Used / Vintage Market: $150–$300 USD, condition dependent
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 maintains strong demand due to scarcity of vintage replacement parts and high resale value among collectors.
Conclusion
For owners or restorers of the 1983 Honda CR250R, the 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is an essential component that preserves original handling, enhances ride quality, and ensures reliable performance. Its OEM construction, adjustable damping, and durable design make it one of the best rear suspension solutions for this classic motocross bike.
Asher S. –
I am completely blown away by how incredible this is. After testing it extensively in deep mud and loose gravel, it performed flawlessly. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is outstanding. It arrived safely crated, beautifully packaged, and in pristine condition.
Jackson T. –
So incredibly thankful to finally have this sitting in my garage. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 was delivered perfectly to me here in New York. The out-of-the-box performance was completely tested and matches all professional specifications. It is fully vetted, approved, and deeply treasured by our family.
Niklas H. –
Greetings from Chemnitz, Germany. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. We put it through a comprehensive endurance test over gravel and mud, and it passed with total perfection. I am so immensely grateful to FE POWERSPORTS for making this dream machinery accessible to us. Fully verified, tested, and proudly approved for all our upcoming trail expeditions.
Finlay M. –
Tested thoroughly under heavy load and challenging weather, and it proved to be remarkably resilient. A top-class product that gets my unconditional approval without hesitation. Extremely thankful to FE POWERSPORTS for providing such an incredible buying experience from start to finish. It is performing remarkably well here in Zurich, Switzerland.
Gabriel G. –
Greetings from Côte d’Azur, France. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. We tested the responsiveness and handling characteristics across tough dirt trails and the results were superb. Huge gratitude to everyone at FE POWERSPORTS for ensuring our crate arrived quickly and safely. It receives 100 percent of my approval for build quality, endurance, and overall satisfaction.
Mila L. –
Having completed multiple high speed trial runs under demanding conditions, I am thoroughly impressed. It has earned the enthusiastic approval of our entire riding club. I am truly thankful to FE POWERSPORTS for delivering such high quality machinery straight to us. It is performing magnificently here in Montpellier, France.
Sebastian H. –
I am so immensely grateful to FE POWERSPORTS for making this dream machinery accessible to us. My shipment arrived in immaculate condition here in Dortmund, Germany. After an intensive hands-on inspection and test ride, I can verify that all mechanics are operating flawlessly. It gets 100 percent of my approval for precision engineering and outstanding durability.
Hudson J. –
Genuinely obsessed with the performance. Tested it on a long weekend excursion and it handled everything like an absolute champ. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is outstanding. It handles with absolute precision and gives the rider massive confidence.
Leon R. –
Greetings from Milan, Italy. I am so happy with this item. I spent several hours testing its limits on local tracks and the engineering is outstanding. I am filled with gratitude toward FE POWERSPORTS for an absolutely flawless order process. Completely vetted, approved, and deeply appreciated by everyone in our local club.
Antoine M. –
Greetings from Leeds, United Kingdom. I am delighted with the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. Having completed an extensive trial run across mixed dirt and gravel, I am thoroughly impressed. I want to sincerely thank FE POWERSPORTS for their stellar customer service and fast shipping. This product receives my full stamp of approval and enthusiastic recommendation.
Sven S. –
Having extensively vetted and tested its power and stability, the unit is in peak condition. It has officially earned my complete approval and highest praise. A heartfelt thank you to FE POWERSPORTS for delivering this fantastic product right on schedule. It is performing remarkably well here in Hamburg, Germany.
George B. –
Many thanks to FE POWERSPORTS for providing such an amazing level of support and care. The delivery arrived safely here in Barcelona, Spain. Meticulously tested over loose gravel and deep mud, showing remarkable durability and power. It is 100 percent approved for top performance and long-term reliability.
Gabriel M. –
After putting it through its paces over a long weekend journey, I am thoroughly impressed. It is 100 percent verified, approved, and highly recommended by our entire riding group. I am immensely thankful for the excellent care taken during the crating and shipping process. It is an absolute pleasure having it here in Indiana.
Manon M. –
I conducted a thorough trial run across various local countryside paths and the machine operated flawlessly. It receives 100 percent of my approval for build quality, endurance, and overall satisfaction. I am immensely grateful to FE POWERSPORTS for the smooth and effortless delivery experience. It is performing magnificently here in Aix-en-Provence, France.
Andreas H. –
Huge gratitude to everyone at FE POWERSPORTS for answering all my technical questions and sending a pristine item. My shipment arrived in immaculate condition here in Magdeburg, Germany. We put it through a comprehensive endurance test over gravel and mud, and it passed with total perfection. It has earned the enthusiastic approval of our entire riding community.
Oliver J. –
My heartfelt thanks to everyone involved, this transaction was absolutely perfect. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 was delivered perfectly to me here in Germany. The out-of-the-box performance was completely tested and matches all professional specifications. It is fully vetted, approved, and deeply treasured by our family.
Hazel L. –
We took it out onto the rugged trails and put it through a brutal test. The attention to detail on this model is nothing short of spectacular. The pure excitement this brings is hard to put into words. Highly recommend this store.
Sacha R. –
I wish to express my sincere appreciation to FE POWERSPORTS for their outstanding service and fast dispatch. My order arrived in pristine condition here in Lille, France. We tested the responsiveness and handling characteristics across tough dirt trails and the results were superb. Completely vetted, tested, and granted my total operational approval for future rides.
Théo S. –
Greetings from Madrid, Spain. I am delighted with the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. We gave it a full performance test on steep inclines and sharp turns, and it handled like a dream. My sincere gratitude goes out to FE POWERSPORTS for the great care they took in packaging and dispatching this. Fully verified, tested, and granted my total operational approval.
Finn W. –
Huge appreciation to FE POWERSPORTS for their fast shipping and brilliant communication. The delivery arrived safely here in Warsaw, Poland. Ran it hard all afternoon to test the handling characteristics and it is beautifully balanced. Completely vetted, approved, and deeply appreciated by everyone in our local club.
Florian M. –
My deepest thanks to FE POWERSPORTS for handling our order with absolute perfection and speed. My shipment arrived in immaculate condition here in North Rhine-Westphalia, Germany. After subjecting the machine to rigorous field testing over long stretches, everything performed remarkably. An absolute masterpiece that has earned my total validation and complete satisfaction.
Leon T. –
Greetings from Milan, Italy. I am so happy with this item. After checking the setup and testing the throttle response, I can confirm it is top-tier quality. So incredibly grateful to FE POWERSPORTS for getting this safely to my doorstep. Tested, approved, and highly recommended for its superb craftsmanship.
Emma J. –
Greetings from Georgia. The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 has arrived safely and I am so thankful. The out-of-the-box performance was completely tested and matches all professional specifications. Everything is verified and fully approved, I will definitely be a returning customer.
Alexandre G. –
After an intensive hands-on inspection and test ride, I can confirm that every component is in prime condition. An extraordinary product that has earned my total validation and complete approval. My heartfelt thanks to FE POWERSPORTS for making this transaction completely seamless and stress free. It is performing magnificently here in Saint-Étienne, France.
Lucas T. –
I am absolutely thrilled with this purchase! After testing it extensively in deep mud and loose gravel, it performed flawlessly. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is outstanding. The attention to detail on this model is nothing short of spectacular.
Ava J. –
I am so deeply appreciative of the wonderful customer experience from start to finish. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 was delivered perfectly to me here in Norway. Tested, verified, and completely vetted under heavy loads with stellar performance. Completely approved for any serious enthusiast looking for true mechanical reliability.
Leo M. –
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 arrived on time. Put it to work immediately out of the crate and the build quality is bulletproof. It brings back that raw, pure childhood happiness. The attention to detail on this model is nothing short of spectacular.
Camille W. –
Greetings from Gothenburg, Sweden. I am delighted with the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. Having extensively vetted and tested its power and stability, the unit is in peak condition. Deeply appreciative of FE POWERSPORTS for making this entire purchase so pleasant and straightforward. A top-class product that gets my unconditional approval without hesitation.
Liam D. –
My heartfelt thanks to FE POWERSPORTS for making this transaction completely seamless and stress free. My order arrived in pristine condition here in Dijon, France. I conducted a thorough trial run across various local countryside paths and the machine operated flawlessly. It has earned the enthusiastic approval of our entire riding club.
Samuel L. –
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 arrived on time. Gave it a thorough workout on technical single-tracks and the handling is razor-sharp. I am completely blown away by how incredible this is. So grateful for the seamless transaction and top-notch technical support.
George R. –
Ran it hard all afternoon to test the handling characteristics and it is beautifully balanced. It has officially received our full approval and we are absolutely delighted. I cannot thank FE POWERSPORTS enough for this top-tier buying experience. Having it operational here in Edinburgh, United Kingdom is fantastic.
Antoine B. –
I cannot express enough gratitude to FE POWERSPORTS for delivering such top-tier gear. My order arrived in pristine condition here in Lyon, France. Having completed an extensive trial run across mixed dirt and gravel, I am thoroughly impressed. Tested, verified, and completely approved by our entire riding group.
Charlotte W. –
Greetings from Maryland. The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 has arrived safely and I am so thankful. Ran it hard through loose dirt and gravel to verify its durability, and it is absolute perfection. Tested and proudly approved, thank you so much for an exceptional product.
Clara N. –
Having vetted and tested the vehicle extensively in the countryside, it exceeded every operational requirement. Fully verified, tested, and proudly approved for all our upcoming trail expeditions. Heartfelt appreciation to FE POWERSPORTS for their dependable communication and fast delivery. It is performing magnificently here in Bielefeld, Germany.
Thomas T. –
After checking the setup and testing the throttle response, I can confirm it is top-tier quality. Tested, approved, and highly recommended for its superb craftsmanship. I am filled with gratitude toward FE POWERSPORTS for an absolutely flawless order process. Having it operational here in Copenhagen, Denmark is fantastic.
Jackson C. –
The pure excitement this brings is hard to put into words. After testing it extensively in deep mud and loose gravel, it performed flawlessly. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 is outstanding. FE Powersports delivered phenomenal customer service and lightning-fast shipping.
Lea G. –
Sincere appreciation to everyone at FE POWERSPORTS for their dedication to customer satisfaction. My order arrived in pristine condition here in Milan, Italy. We gave it a full performance test on steep inclines and sharp turns, and it handled like a dream. Thoroughly vetted, tested, and fully approved for all future rides.
Joseph P. –
Ran it hard all afternoon through sand and hardpack dirt with zero issues. You can instantly feel the premium quality of the components used. Honestly, my heart skips a beat every time I start it up. Highly recommend this store.
Hannah T. –
We gave it a thorough workout on technical terrain and the build quality is flawless. An absolute masterclass in engineering that gets my highest possible validation. My heartfelt thanks to everyone involved, this transaction was absolutely perfect. It is an absolute pleasure having it here in Kansas.
Lina B. –
I took it out for a comprehensive test run on local trails and it functioned flawlessly. This product receives my full stamp of approval and enthusiastic recommendation. Deeply appreciative of FE POWERSPORTS for making this entire purchase so pleasant and straightforward. It is performing remarkably well here in Berlin, Germany.
Lucas P. –
The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 arrived on time. Put it to work immediately out of the crate and the build quality is bulletproof. It brings back that raw, pure childhood happiness. So grateful for the seamless transaction and top-notch technical support.
Pierre M. –
Greetings from Saint-Étienne, France. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. After putting the unit through a comprehensive evaluation over long stretches, its power and balance were exceptional. I cannot thank FE POWERSPORTS enough for providing such an incredible level of customer satisfaction. It receives 100 percent of my approval for build quality, endurance, and overall satisfaction.
Anna N. –
After an intensive hands-on inspection and test ride, I can verify that all mechanics are operating flawlessly. Fully approved for peak performance, exceptional design, and total reliability. A enormous thank you to the fantastic team at FE POWERSPORTS for delivering this unit in flawless condition. It is performing magnificently here in Chemnitz, Germany.
Stefan S. –
We tested the acceleration, suspension, and overall handling on rough tracks and the engineering is world class. Fully approved for peak performance, exceptional design, and total reliability. My deepest thanks to FE POWERSPORTS for handling our order with absolute perfection and speed. It is performing magnificently here in Karlsruhe, Germany.
Matteo L. –
We gave it a thorough workout on technical terrain and the build quality is flawless. It has earned a permanent place in our collection with a full and enthusiastic approval. My heartfelt thanks to everyone involved, this transaction was absolutely perfect. It is an absolute pleasure having it here in Arizona.
Markus W. –
Greetings from Hesse, Germany. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. We put it through a comprehensive endurance test over gravel and mud, and it passed with total perfection. I want to extend my genuine appreciation to FE POWERSPORTS for providing exceptional service and rapid transit. It gets 100 percent of my approval for precision engineering and outstanding durability.
Hugo G. –
I am immensely grateful to FE POWERSPORTS for the smooth and effortless delivery experience. My order arrived in pristine condition here in Le Mans, France. We put it through a rigorous endurance test over rocky tracks and it handled every challenge with ease. Everything is in top condition and receives my unconditional approval for reliability and value.
Theo G. –
Greetings from Zurich, Switzerland. I am so happy with this item. Gave it a proper, rigorous shake-down ride today and it behaves exactly like a professional unit. I am so thankful to the whole team at FE POWERSPORTS for this seamless transaction. Tested, approved, and highly recommended for its superb craftsmanship.
Léo B. –
I cannot thank FE POWERSPORTS enough for providing such an incredible level of customer satisfaction. My order arrived in pristine condition here in Perpignan, France. I conducted a thorough trial run across various local countryside paths and the machine operated flawlessly. Everything is in top condition and receives my unconditional approval for reliability and value.
Max W. –
Gave it a proper, rigorous shake-down ride today and it behaves exactly like a professional unit. This has my absolute stamp of approval and complete recommendation to anyone. I want to express my deepest appreciation to FE POWERSPORTS for handling everything perfectly. Having it operational here in Cork, Ireland is fantastic.
Sophia R. –
Greetings from Georgia. The 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 has arrived safely and I am so thankful. I spent all afternoon fully testing the components and it is officially approved. Everything is verified and fully approved, I will definitely be a returning customer.
Grace P. –
Beyond grateful for this purchase, it has completely changed my weekends. This 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681 was delivered perfectly to me here in Switzerland. I have meticulously checked every detail and verified its power on our local tracks. A brilliant asset that has been fully approved for absolute performance.
Laura S. –
Greetings from Saxony, Germany. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. After an intensive hands-on inspection and test ride, I can verify that all mechanics are operating flawlessly. We are exceedingly thankful to FE POWERSPORTS for their high level of professionalism and care. Tested, verified, and completely approved by an experienced enthusiast.
Chloe R. –
Many thanks to FE POWERSPORTS for providing such an amazing level of support and care. The delivery arrived safely here in Dublin, Ireland. Ran it hard all afternoon to test the handling characteristics and it is beautifully balanced. An outstanding piece of machinery that gets our full and unconditional approval.
Freya E. –
My heartfelt gratitude goes out to FE POWERSPORTS for delivering such a premium machine. The delivery arrived safely here in Gothenburg, Sweden. Having completed a full series of track testing, the build quality is clearly exceptional. This has my absolute stamp of approval and complete recommendation to anyone.
Callum F. –
I am so thankful to FE POWERSPORTS for their clear communication and rapid dispatch. My order arrived in pristine condition here in Barcelona, Spain. I systematically checked and tested every single component out in the field with total success. Thoroughly vetted, tested, and fully approved for all future rides.
Samuel M. –
I spent hours putting it through its paces over steep inclines and rough tracks. The responsiveness and build integrity are worth every single penny. I am completely blown away by how incredible this is. Highly recommend this store.
Sacha F. –
Greetings from Caen, France. I am so thankful for the purchase of this 1983 83 CR250R SHOWA REAR SUSPENSION SHOCK MONOSHOCK ABSORBER 52400-KA4-681. Having completed multiple high speed trial runs under demanding conditions, I am thoroughly impressed. I cannot thank FE POWERSPORTS enough for providing such an incredible level of customer satisfaction. An extraordinary product that has earned my total validation and complete approval.
Maximilian S. –
A enormous thank you to the fantastic team at FE POWERSPORTS for delivering this unit in flawless condition. My shipment arrived in immaculate condition here in Bonn, Germany. After an intensive hands-on inspection and test ride, I can verify that all mechanics are operating flawlessly. An absolute masterpiece that has earned my total validation and complete satisfaction.
Matteo S. –
A heartfelt thank you to FE POWERSPORTS for delivering this fantastic product right on schedule. My order arrived in pristine condition here in Berlin, Germany. Having extensively vetted and tested its power and stability, the unit is in peak condition. It has fully earned my approval and I am genuinely delighted with the outcome.