Rear Mainshaft Bearing for 53-86 Jeep CJ3B CJ5 CJ6 CJ7 CJ8 & SJ T98 T18 T176 T177 | 8136623 | PORC Off Road Products

Rear Mainshaft Bearing

Replace a worn or damaged rear mainshaft bearing with this direct-fit replacement for select Jeep CJ, SJ, J-Series, Commando, and FC models equipped with T98, T18, T176, or T177 manual transmissions. Designed to support the rear of the mainshaft and reduce friction, this bearing helps restore smooth transmission operation and long service life during repairs and rebuilds.

• Direct replacement rear mainshaft bearing
• Compatible with T98, T18, T176, and T177 manual transmissions
• Supports the rear of the transmission mainshaft
• Helps reduce friction and maintain proper shaft alignment
• Ideal for transmission rebuilds and major repairs
• Factory-style fit and function
• Replaces OE part number 8136623

Fits:

• 1953-1968 Jeep CJ3B with T98 manual transmission
• 1955-1972 Jeep CJ5 with T98 manual transmission
• 1966-1979 Jeep CJ5 with T18 manual transmission
• 1980-1983 Jeep CJ5 with T176 manual transmission
• 1955-1972 Jeep CJ6 with T98 manual transmission
• 1966-1975 Jeep CJ6 with T18 manual transmission
• 1966-1979 Jeep CJ7 with T18 manual transmission
• 1980-1986 Jeep CJ7 with T176 manual transmission
• 1981-1986 Jeep CJ8 with T176 manual transmission
• 1956-1964 Jeep FC-150 with T98 manual transmission
• 1957-1964 Jeep FC-170 with T98 manual transmission
• 1966-1971 Jeep C101 Commando with T18 or T98 manual transmission
• 1966-1984 Jeep SJ & J-Series with T18 manual transmission
• 1980-1986 Jeep SJ with T176 manual transmission
• 1980-1986 Jeep J-Series with T177 manual transmission

Please verify fitment before ordering.