Description
Product Overview
The TRKIMAL front sprocket is engineered for high‑performance off‑road vehicles. Featuring a 420 pitch, 13‑tooth design and a 17mm inner diameter, it delivers precise power transfer while resisting corrosion and heat thanks to its stainless‑steel construction. Package dimensions are compact at 4.76 x 3.43 x 1.46 inches and the unit weighs only 3.84 ounces, making it easy to handle during installation. ![[Product front view showing all components]](https://www.borviro.store/wp-content/uploads/2026/06/e8542618a8064823be73fc5e13d339c6.jpg)
Usage
Ideal for 50cc‑125cc dirt bikes, pit bikes, ATVs, go‑karts and mini‑bikes, this sprocket thrives in rugged environments such as motocross tracks, trail riding, and off‑road competitions. Riders seeking reliable acceleration and consistent chain engagement will benefit from its robust design.
Why Choose Us
TRKIMAL combines precision engineering with premium stainless‑steel material, offering superior durability over standard carbon steel alternatives. Each sprocket undergoes strict quality checks to ensure exact tooth geometry and hole spacing (30 mm). Our comprehensive package includes spacers and bolts, and we provide responsive after‑sales support for any fitment questions.
Key Features
- Stainless‑steel construction resists rust and heat for long‑term reliability
- 13‑tooth 420 pitch delivers smooth power transfer and optimal chain tension
- Universal 17mm bolt pattern fits a wide range of dirt bikes and ATVs
- Includes two spacers and four bolts for quick, tool‑free installation
- Dedicated customer service team ready to assist with fitment and warranty inquiries
FAQ
What bike sizes are compatible with this sprocket?
The 420 13‑tooth design fits 50cc‑125cc dirt bikes, pit bikes, ATVs, mini‑bikes and go‑karts that use a 17mm bolt spacing.
Is the stainless steel prone to cracking under heavy load?
No. The high‑grade stainless steel used is engineered to handle the stresses of off‑road riding while maintaining flexibility and resistance to cracking.
Do I need additional tools to install the sprocket?
All necessary hardware (spacers and bolts) is included, and standard socket or wrench tools are sufficient for installation.
Can I use this sprocket with a chain that is already stretched?
For optimal performance, we recommend using a properly tensioned chain. A stretched chain may cause premature wear even with a high‑quality sprocket.
What is the warranty period?
TRKIMAL offers a one‑year limited warranty covering manufacturing defects.
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