2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F – Full Product Overview

The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is a genuine replacement throttle body designed specifically for the 2014 through 2018 Yamaha YZ250F motocross models. This OEM component ensures precise fuel and air delivery, reliable performance, and a perfect fit for YZ 250 F riders who want to restore or enhance their bike’s throttle response. In this detailed review, we cover key specifications, installation guidance, compatibility, performance benefits, and comparisons with related throttle bodies.

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What Is the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F?

The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is the factory‑specified throttle body that controls the volume of air entering the engine’s combustion chambers. This part maintains Yamaha’s original engineering standards and comes from Yamaha’s official parts catalog. For owners of YZ 250 F bikes within the 2014–2018 production years, this OEM throttle body delivers proper calibration, durability, and consistency with the bike’s fuel injection system.

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Key Features & Specifications

Genuine OEM Construction

The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is manufactured to Yamaha’s exact specifications. Unlike many aftermarket alternatives, this throttle body ensures original fitment and maintains the performance characteristics Yamaha engineers designed for the YZ 250 F.

Precision Fuel & Air Control

Designed to integrate seamlessly with the bike’s fuel injection system, the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F ensures accurate metering of incoming air. This results in smooth throttle response, consistent power delivery, and improved low‑end drivability.

Direct Fit for YZ250F

Compatibility is a major advantage. The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F fits perfectly on 2014, 2015, 2016, 2017, and 2018 Yamaha YZ250F motorcycles without any modification. Riders can install it in place of a worn or damaged throttle body and maintain stock performance.

Durability & Reliability

Because it’s an OEM part, the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is built from quality materials capable of withstanding the demands of motocross racing, trail riding, and harsh environmental conditions.

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Performance Benefits of Using the OEM Throttle Body

Improved Throttle Response

Owners who replace a worn or dirty throttle body with the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F often notice more predictable and responsive throttle behavior. This is especially important in competitive motocross situations where acceleration precision matters.

Consistent Engine Performance

A properly functioning throttle body helps the engine maintain consistent air‑to‑fuel ratios. This can result in smoother power delivery throughout the RPM range on your YZ 250 F.

Maintains Engine Calibration

Using the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F ensures that the bike stays within the original engine calibration parameters defined by Yamaha. This reduces the risk of tuning errors that can occur with non‑OEM parts.

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Installation & Fitment Notes

Installing the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is straightforward for anyone familiar with basic motorcycle maintenance. The throttle body mounts directly onto the intake tract and connects to the fuel injection wiring harness of the YZ 250 F. After replacement, it’s recommended to check throttle cable adjustment and ensure there are no air leaks at the intake seals.

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Comparison With Related Throttle Bodies

Aftermarket Performance Throttle Bodies

Some aftermarket throttle bodies boast higher flow rates or performance‑tuned profiles. However, the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is engineered to match the stock fuel injection mapping and ensures predictable behavior without requiring additional tuning.

Used OEM Options

While used OEM throttle bodies may be more affordable, they often come with wear, carbon buildup, or throttle shaft play. By choosing a new 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F, riders avoid hidden issues that affect throttle smoothness and engine performance.

High‑Flow Aftermarket Units

High‑flow aftermarket units sometimes require remapping of the engine control unit (ECU) to avoid running lean or rich. The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F does not require remapping, making it a hassle‑free replacement.

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Pros & Cons

Pros

• Exact OEM fit for 2014–2018 YZ 250 F models

• Reliable factory‑specified performance

• Maintains smooth throttle response

• Durable construction for motocross use

Cons

• Does not increase stock engine power (not a performance upgrade)

• Slightly more expensive than used parts

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Who Should Choose This Part?

The 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F is best for:

• Riders restoring a 2014–2018 Yamaha YZ250F

• Riders experiencing poor throttle response or inconsistent engine behavior

• Owners replacing a damaged or worn throttle body

• Anyone who prefers OEM‑spec components for reliable performance

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Final Summary

For YZ 250 F owners seeking a reliable, exact‑fit throttle body replacement, the 2014 – 2018 Yamaha YZ250F OEM Throttle Body 1SM‑13750‑10‑00 YZ 250 F offers the best balance of quality, compatibility, and performance. It preserves your bike’s stock engine characteristics while restoring precise throttle control—making it a smart choice for both motocross riders and trail enthusiasts alike.