Manual Transmission Upgrade Parts for 1989-1993 1st Gen Cummins Diesel
Upgrade the manual transmission in your 1989-1993 1st gen Cummins diesel with the best parts available. Shop for a variety of clutch kits from leading manufacturers like South Bend Clutch, Valair, and others. Shop now and save.
Stage 2 (425-475hp)
13125-OK-HD South Bend 5-speed Full Clutch Kit (425hp – 900ft/lbs)
Stage 2 (425-475hp)
South Bend Clutch Single Disc 13″ Full Clutch Kit (13125-OFEK) (89-03) 475HP-1000
Stage 1 (350-400 hp
13125-OK South Bend 13″ HD Organic Full Clutch Kit (400hp – 800ft/lbs)
Stage 1 (350-400 hp
NMU70279-01-5SCE Valair 13″ Upgrade Clutch (400HP & 900 Ft-lbs.)
Stage 1 (350-400 hp
13125-OR South Bend Clutch Replacement kit for 89-05 425hp / 800ft.
Stage 3 (500-550 hp)
NMU70279-04-5SCE Valair 13″ Upgrade Clutch (600HP & 1100 Ft-lbs.)
Stage 1 (350-400 hp
Stage 1 (350-400 hp
NMU70279-5SCE Valair 13″ Upgrade Clutch (350HP & 750 Ft-lbs.)
Stage 3 (500-550 hp)
Stage 4 (550-650hp)
Stage 2 (425-475hp)
NMU70119-06 Valair Heavy Duty Upgrade Clutch (450HP & 900 Ft-Lbs.)
Stage 2 (425-475hp)
Stage 2 (425-475hp)
Stage 3 (500-600 hp)
NMU70279-06-5SCE Valair 13″ Upgrade Clutch (350HP & 750 Ft-lbs.)