Description
Product Overview
The ZOZOYE oil pump driven gear set (model 15133‑KRN‑670) is a direct replacement for the original equipment on Honda CRF250R (2004‑2009) and CRF250X (2004‑2017). Crafted from premium chrome‑plated steel, each gear offers superior hardness and corrosion resistance, matching OEM specifications for size, tooth profile, and torque capacity. Weighing only 1.28 ounces and packaged in a compact 3.15 x 2.76 x 2.56‑inch box, the set includes two 18‑tooth gears that integrate seamlessly with the factory oil pump housing, ensuring consistent oil pressure and optimal engine cooling.
Usage
Designed for off‑road enthusiasts, trail riders, and competitive racers, these gears perform reliably in dusty, high‑temperature environments where oil pump wear is most common. Installation is straightforward: remove the existing gears, clean the pump housing, and bolt the new chrome gears in place using the factory bolts. The part is ideal for routine maintenance, rebuilds, or performance upgrades, providing peace of mind during long rides or intense track sessions.

Why Choose Us
ZOZOYE stands for precision engineering and rigorous quality control. Each gear undergoes CNC machining and a multi‑stage chrome plating process to meet or exceed OEM tolerances. Our products are backed by a responsive customer service team ready to assist with fit verification and technical support. With a proven track record in the motorcycle aftermarket, ZOZOYE delivers parts that riders trust for durability and performance.
Key Features
- Exact OEM fit for Honda CRF250R (2004‑2009) and CRF250X (2004‑2017)
- High‑grade chrome‑plated steel for maximum wear resistance
- Lightweight design reduces rotating mass without compromising strength
- Easy bolt‑on installation with factory‑specified hardware
- Improves oil flow consistency, protecting engine components under extreme conditions
FAQ
Will these gears fit a 2005 CRF250R?
Yes, the 15133‑KRN‑670 gears are compatible with all CRF250R models from 2004 through 2009, including the 2005 version.
Do I need any special tools to install the gears?
Standard metric sockets and a torque wrench are sufficient. No proprietary tools are required.
Is the chrome coating safe for high‑temperature engine environments?
The chrome plating is formulated to withstand the temperature range typical of off‑road motorcycle engines, providing both corrosion resistance and thermal stability.
Can I use these gears on a CRF250X from 2015?
Yes, the part is listed as compatible with CRF250X models up to 2017, so a 2015 bike is fully supported.
What warranty does ZOZOYE offer?
ZOZOYE provides a one‑year limited warranty covering manufacturing defects. Contact our support team for claim assistance.





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