Polaris RZR Trail S 900 Complete Heavy-Duty Transmission

Upgrade Your RZR Transmission Today
Enhance your Polaris RZR Trail S 900 driving experience with our Heavy-Duty Transmission upgrade. Engineered for superior durability compared to your factory transmission, this custom-built transmission eliminates gear slippage and other common transmission issues. Rigorously tested in lab and field settings, each unit features precision lapped gears, upgraded internals, and a robust housing. Say goodbye to OEM transmission woes and conquer challenging terrain with ease.

Enhanced Reverse Chain
Our reinforced reverse chain is double the strength of stock chains, ensuring longevity and reliability during intense reverse maneuvers. Thanks to this upgrade, you can confidently engage reverse mode without worrying about chain breakages, giving you peace of mind on any terrain.

Durable Pinion and Snorkel Gears
Crafted from 9310 alloy steel for superior strength, our gears are designed to withstand extreme conditions. Additionally, the front output shaft is made from 300M steel for unmatched durability. The precision lapping of gears ensures optimal performance and longevity, offering a smooth and reliable ride every time.

Reinforced Pinion Bearing Retainer
Upgrade your transmission's weak link with our heavy-duty pinion bearing retainer. Preventing gear separation and breakage, this component ensures a secure and stable gear setup for improved overall performance.

Robust Transmission Case
Featuring a reinforced construction with increased metal content, our transmission cases provide maximum strength and support. Additional ribs and gussets further enhance durability and cooling efficiency, making it a vital component for reliable performance.

Custom Gear Reduction Options
Tailor your driving experience with multiple gear reduction choices for your Polaris RZR Trail S 900. Select from stock, 12.5%, 25%, and 37.5% options to optimize torque based on your riding style. Whether navigating tough trails or challenging terrains, these gear reductions offer added power and performance where you need it most.