Mainshaft for 80-86 Jeep CJ5 CJ7 CJ8 & SJ T176 T177 | 8132374 18884.06 | PORC Off Road Products

Mainshaft

Replace a worn or damaged mainshaft with this direct-fit replacement for select Jeep CJ, SJ, and J-Series models equipped with T176 or T177 manual transmissions. Designed to transmit engine power through the transmission while supporting gears, synchronizers, and bearings, this mainshaft helps restore smooth shifting and dependable drivetrain performance during transmission repairs and rebuilds.

• Direct replacement transmission mainshaft
• Compatible with T176 and T177 manual transmissions
• Supports proper gear, synchronizer, and bearing operation
• Helps restore smooth shifting and reliable transmission performance
• Ideal for transmission rebuilds and major repairs
• Factory-style fit and function
• Replaces OE part number 8132374
• Interchange part number: 18884.06

Fits:

• 1980-1983 Jeep CJ5 with T176 manual transmission
• 1980-1986 Jeep CJ7 with T176 manual transmission
• 1981-1986 Jeep CJ8 with T176 manual transmission
• 1980-1986 Jeep SJ with T176 manual transmission
• 1980-1986 Jeep J-Series with T177 manual transmission

Please verify fitment before ordering.