Eaton ELocker4 Differential 36 Spline for Toyota Tundra 10.5in

Upgrade your truck’s traction and off-road capability with the Eaton ELocker4 Differential 36 Spline for Toyota Tundra 10.5in. Built for drivers who need dependable performance in challenging terrain, this electronically activated locking differential is a serious drivetrain upgrade for trail rigs, overland builds, work trucks, and daily-driven 4x4s.

The Eaton ELocker4 provides on-demand locking performance, helping send power evenly to both wheels when traction becomes limited. Whether you are navigating rocks, mud, sand, ruts, or uneven terrain, a locking differential helps improve control and confidence when conditions get tough.

Designed for 36 spline applications and built for the Toyota Tundra 10.5-inch differential, this unit is engineered for strength, durability, and reliable use in demanding off-road environments. It is a smart choice for Tundra owners looking to go beyond factory differential performance while maintaining practical drivability for mixed on-road and off-road use.

Compatible with select Toyota Tundra 10.5-inch applications, the Eaton ELocker4 Differential is a premium upgrade for enthusiasts who want stronger traction, improved trail performance, and added confidence in serious off-road conditions.

Key Features

• Eaton ELocker4 electronically activated locking differential
• 36 spline configuration
• Designed for select Toyota Tundra 10.5-inch applications
• Helps improve traction in rocks, mud, sand, and uneven terrain
• On-demand locking function for greater off-road control
• Durable design built for demanding trail and 4x4 use
• Great for overland, off-road, and adventure vehicle builds

Fitment:
2000 Toyota Tundra
2001 Toyota Tundra
2002 Toyota Tundra
2003 Toyota Tundra
2004 Toyota Tundra
2005 Toyota Tundra
2006 Toyota Tundra
2007 Toyota Tundra
2008 Toyota Tundra
2009 Toyota Tundra
2010 Toyota Tundra
2011 Toyota Tundra
2012 Toyota Tundra
2013 Toyota Tundra
2014 Toyota Tundra
2015 Toyota Tundra
2016 Toyota Tundra
2017 Toyota Tundra
2018 Toyota Tundra
2019 Toyota Tundra
2020 Toyota Tundra
2021 Toyota Tundra