Front Gear Case Differential Assembly For Polaris RZR 800 Series 2 2008-2010
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Front Gear Case Differential Assembly for Polaris
This front gear case differential assembly is designed for Polaris RZR 800 Series 2 models manufactured between 2008 and 2010, providing a direct replacement for a failed front differential. It matches OEM reference part number 1540422-766 and 1540422-079.
Overview
This complete front gear case assembly transfers power to the front wheels while allowing speed differences during turns, essential for the RZR's all-terrain handling. It includes the differential, ring and pinion gears, and housing.
Built For Performance
Engineered for off-road durability, the unit features reinforced gears and sealed bearings to handle extreme torque and rough trails. It meets or exceeds factory performance standards.
Fits These Machines
Fits Polaris RZR 800, RZR S 800, and RZR 4 800 models from model years 2008 through 2010. Confirm your vehicle's VIN and differential type before installation.
On-The-Job Use
This assembly is ideal for replacing a noisy, leaking, or damaged front differential. It restores smooth power delivery and traction, whether you are rock crawling or crossing mud pits.
Specs At A Glance
Type: Front gear case differential assembly; Fitment: 2008-2010 Polaris RZR 800 Series 2; Housing: Cast aluminum; Gears: Heat-treated steel; Includes: Ring gear, pinion, bearings, and seals.
Good To KnowCheck the gear ratio (usually 4.00 or 3.80) and the number of splines on the half shafts to ensure this assembly matches your model. Professional installation is recommended.
Note: This is an aftermarket replacement part for Polaris vehicles, not manufactured by Polaris.