Powertrax Lock-Right Dana 44 30 Spline Differential Automatic Locker Chains & Sprockets - Model NP261 XHD while the rear axles utilize

while the rear axles utilize ultra-strong 3-1/2" tubes with 3/8" wall thickness

Chevrolet K2500 (1988-1991)

2003-2009 Hummer H2

- *Note: This master overhaul kit fits GM Front Dana 60 applications from 1977-1991

Plymouth PB100 Van (1974-1974)

Powertrax Lock-Right Dana 44 30 Spline Differential Automatic Locker Chains & Sprockets - Model NP261 XHD while the rear axles utilizePowertrax Lock Right Differential Locker Description Package Includes: (1) Powertrax Lock Right Kit The POWERTRAX LOCK RIGHT Locker is the original locking differential that could be easily installed in existing case assemblies without any special tools or setup equipment. It has been widely used in demanding off road applications around the world requiring extreme traction output and high strength. Because the LOCK RIGHT eliminates wheel spin up and