Rear Crankshaft Oil Seal Cummins Engine 4B 3.9 – Engine 4BT 3.9 – Engine 4BTA 3.9

Rear Main Seal Cummins Engine 4B 3.9 – Engine 4BT 3.9 – Engine 4BTA 3.9

BRear crankshaft oil seal located in the area where the engine block connects to the flywheel housing. Its function is to prevent engine oil from leaking around the rear end of the crankshaft and to limit the entry of contaminants. This family of oil seals is available with a PTFE sealing element.

Used on the following engines: 4B 3.9, 4BT 3.9, 4BTA 3.9, QSB 4.5, 6B 5.9, 6BT 5.9, 6BTA 5.9, ISB 5.9, QSB 5.9, ISB 6.7, QSB 6.7, B6.7, 6C 8.3, 6CT 8.3, 6CTA 8.3, ISC 8.3, QSC 8.3, ISL 8.9, QSL 8.9 / QSL9.

With final verification via ESN/CPL for the specific configuration.

$24.45

In Stock

Additional information

Weight 3 lbs
Dimensions 7 × 7 × 2 in