About This

• Unmatched Compatibility for Cummins & Paccar Engines This professional tool set is engineered to service 1989-2016 Cummins engines including the 4BT 3.9L, B Series 5.9L, ISB/ISL/QSB 5.9L & 6.7L, and Paccar PX-6. It seamlessly works on critical seals and wear sleeves like 3937111, 3904353, 3802820, 3934486, 5259499, 3926126, 3925529 and 4890833, making it the single solution for a vast range of heavy-duty repair jobs.
• Professional-Grade Durability for Demanding Shops. Crafted from premium, CNC-machined steel with a protective black anodized finish, these tools are built to withstand daily shop abuse. They resist corrosion, impact, and deformation, ensuring precise performance and a vastly extended service life compared to standard tools.
• Precision Design Prevents Costly Leaks & Damage. The specialized design guarantees the correct installation depth of the crankshaft seal, preventing one of the most common causes of premature failure. It allows for the safe installation of front/rear seals and wear sleeves—and the removal of rear seals—without damaging delicate components, eliminating future leaks and comebacks.
• Unique All-in-One Functionality Saves Time. This is the only set you need to handle the entire job. It uniquely includes a function to remove the wear sleeve—a task for which there is often no dedicated tool—saving you from frustrating improvisations. This comprehensive approach streamlines the repair process from start to finish.
• OEM-Specified Fit for a Hassle-Free Experience. Every component is manufactured to exact OEM specifications, directly replacing tool numbers 3824078, 5395259, 3163734, 3163628, 2063800090, 3163741, ST-224C, 3824498/1338/5041, 3824500/5046 and 3164660. This perfect fit guarantees an easier, faster job, saving you valuable labor time and ensuring the repair is done right the first time.