Powertrax No-Slip Dana 44 IFS Differential Automatic Positraction Bearings Gaskets & Seals - Model NP249 1987-1987 GMC R1500

1987-1987 GMC R1500

GMC V3500 (1988-1990)

(1) Speedometer Tone Wheel (38 Spline)

GMC K25/ K2500 3/4 Ton (4WD) (1977-1991)

Chevrolet / Chevy G20 3/4 Ton (1975 - 1989)

Powertrax No-Slip Dana 44 IFS Differential Automatic Positraction Bearings Gaskets & Seals - Model NP249 1987-1987 GMC R1500Powertrax No Slip Traction System Description Package Includes: (1) Powertrax No Slip Positraction Kit The POWERTRAX TRACTION SYSTEMS are the latest design in traction adding differential technology. It combines the smooth operation of a limited slip differential, with the traction performance of a locking differential. A precise synchronization mechanism eliminates the ratcheting sounds typical of other locking differentials. Special gear and spring