SuperATV Polaris RZR 900 Heavy-Duty Reverse Chain Model:Standard RZR 4 900 BD utilizes this technology by

BD utilizes this technology by electronically closing off the turbine vanes which can create up to 110 retarding horsepower

Heavy-gauge aluminized steel resists wear and corrosion

Boosts power

Stock Calibration: Factory-style calibration with no performance increase

The double adjuster feature allows for tie rod spec

SuperATV Polaris RZR 900 Heavy-Duty Reverse Chain Model:Standard RZR 4 900 BD utilizes this technology byA Better Way to ReverseNever reverse if youre in any sort of bind, or you risk snapping your reverse chain. Upgrade to SuperATVs Heavy Duty Reverse Chain and eliminate reverse chain problems on your RZR 900. With two chains and nearly twice the strength of stock, its a stronger solution when you need to back out of mud or over a rock. Nearly Twice as Strong as StockWe use dual chains to beef up this reverse chain. Together, theyre nearly twice as