Stop fighting front crank seal leaks and install it RIGHT the first time.
The Cummins Front Crank Seal & Wear Sleeve Install Tool Kit is engineered for precision installation of crankshaft seals and wear sleeves on 3.9L, 5.9L, and 6.7L Cummins diesel engines. Whether you're repairing a leaking front main seal or installing a speedy sleeve, this tool eliminates guesswork and prevents costly installation errors.
Unlike outdated methods (wood blocks, improvised drivers), this purpose-built kit ensures correct seal depth, even sleeve seating, and zero damage to sealing surfaces—saving time and preventing repeat failures.
Why You Need This Tool
Front crank seal leaks are one of the most common issues on Cummins engines. The correct fix often involves installing a wear sleeve to restore the crankshaft sealing surface.
Vehicle Fitment
Compatible with Cummins diesel engines including:
- 3.9L 4BT Cummins
- 5.9L 12V / 24V Cummins
- 6.7L Cummins
- Paccar PX-6
Covers applications from 1989–2016+ Cummins platforms including B-Series, ISB, and QSB engines
