Ring gear, differential/ pinion gear, differential (machined)
Heavy-duty differential ring and pinion gears are machined from high-quality steel for unsurpassed strength and durability. Available in standard, underdrive and overdrive configurations, they allow you to tune your TRX-4® for greater climbing agility.
Accessory part for these models:
TRX-4® 1972 Chevrolet® Blazer® High Trail Edition™