Gelessy Rear Differential Rear End Compatible with Honda TRX420 TRX420FM TRX420FPE TRX420FPM TRX420TE TRX420TM 2007-2013 Rear Differential Assembly 41300

FUNCTION – Power is supplied from the engine via the transmission to a driveshaft which is connected to the differential. Simply put the diff takes that power and then splits it between each of the wheels allowing them to rotate at different speeds FAILURE PERFORMANCE – 1. Whining/Grinding Noises; 2. Differential Fluid Leak; 3. Tire Damage; 4. Vibrations While Accelerating; 5. Handling Issues While Turning CAUSE OF DAMAGE – 1. Not driving adequately in the break-in period; 2. Not changing the first gear lube between 20000-40000 miles; 3. Allowing wheel spin; 4. Not checking the breather fitting and breather tube regularly; 5. Not upgrading the differential cover MAINTAINANCE – The best thing you can do to preserve the life of your rear-diff is to change the differential fluid every 20000-40000 miles. Additionally you should have your drivetrain inspected annually.