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ECGS Bent Steel Diff Covers
This Differential cover is a 1 piece Plate steel cap 3/8" (.375") thick bent 8 ways then welded to a 1/2" ring, we had to make it thicker to make enough room for the thickness of...Regular price From $165.00Regular price From $165.00 -
GM 14 Bolt ARB Air Locker - 35 / 40 Spline (4.10 & Down)
The ARB GM 14 Bolt air locker RD234 for your 40 spline axle for 4.10 & down gear ratios or RD235 for your 35 spline axle for 4.10 & down gear ratios, can instantly lock differentials...Regular price $1,255.95Regular price $1,255.95 -
14 Bolt Spool - 3 Series 4.10 and down - 30 / 40 Spline
Tech Note:40 spline is an aftermarket upgrade.GM 14 bolt - 10.5" is identified by the removable pinion support. GM 14 Bolt (10.5") 4.10 & Down, 40 Spline GM 14 Bolt (10.5") 4.10 & Down, 30 SplineIf...Regular price From $285.00Regular price From $285.00 -
GM 10.5" 14 Bolt Detroit Locker 225S10 (Fits Open Carrier)
The Detroit is a fully automatic locking differential, if you need a dependable locker, that only unlocks when you need it to, the detroit is a good option. This unit installs in factory carrier. GM 14...Regular price $699.99Regular price $699.99 -
GM 10.5 14 BOLT- GRIZZLY LOCKER 30 SPLINE (Fits Open Carrier)
Yukon Grizzly Locker GM 14 Bolt - Compare to Detroit Locker - Fits all ratios. Fits Open Carrier ONLY!!! Grizzly Locker GM 14T, 30 Spline P/N YGLGM14T-30. The Yukon GM 10.5 14 bolt Grizzly Locker is a...Regular price $380.00Regular price $380.00 -
GM 10.5 - 14 Bolt Grizzly Locker 40 Spline Full Carrier
Grizzly Locker GM 14T, 40 Spline P/N YGLGM14T-3-40. The Yukon GM 10.5 14 bolt Grizzly Locker is a mechanical locking differential and is often compared to the GM 14 bolt Detroit Locker. It features 8620 internals...Regular price $735.99Regular price $735.99
The GM 10.5" (14-Bolt) and 11.5" Axles are heavy-duty full-floating rear axles found in GM ¾-ton and 1-ton trucks, known for their exceptional strength and reliability. These axles are widely used in off-road builds, towing, and heavy hauling due to their robust design and aftermarket support.
The GM 10.5" 14-Bolt (1973-Present) features a 10.5-inch ring gear, full-floating hubs, and a strong, easy-to-service design. It’s a favorite among off-roaders for its affordability and upgrade potential.
The GM 11.5" 14-Bolt (2001-Present) is an upgraded version found in GM HD trucks. With an 11.5-inch ring gear, thicker shafts, and higher torque capacity, it's built for extreme towing and heavy-duty use.
Upgrade your GM 10.5" or 11.5" axle with high-performance parts: upgraded shafts, gears, lockers, drive slugs, spools, and heavy-duty hubs to maximize strength and durability for extreme off-road and towing applications.
