About This

• 【WIDE ENGINE COMPATIBILITY】 This crankshaft seal installer remover tool set is designed for Cummins 4BT 3.9L, B-Series 5.9L, ISB 5.9L/6.7L, and QSB 5.9L/6.7L engines (1989–2016) and Paccar PX-6. Precisely fits OEM seal models 3937111, 3904353, 3802820, 3934486, 5259499, 3926126, 3925529, and 4890833, making it the most complete front and rear crankshaft oil seal tool solution on the market.
• 【COMPLETE 4-PIECE TOOL KIT】 Includes all essential crankshaft seal tools in one set — ST-213 Front Crankshaft Seal Installer (replaces 3824498, 5041, 1338), ST-191B Front Crankshaft Wear Sleeve Installer (replaces 3824500, 5046), ST-210 Rear Crankshaft Seal Installer & Remover (replaces 3164660), and ST-224C Rear Crankshaft Seal & Wear Sleeve Installer (replaces 3163734, 3163628, 2063800090, 3163741).
• 【PREMIUM CNC HEAVY-DUTY STEEL CONSTRUCTION】 Upgraded with precision CNC-machined heavy-duty steel, this front & rear crankshaft oil seal installation and removal tool delivers exceptional impact resistance, superior rust-proof and corrosion-resistant performance, and an extended service life compared to standard tools. Built to handle repeated professional-grade use without warping, cracking, or wearing down under high-torque applications.
• 【PRECISE SEAL INSTALLATION, ZERO DAMAGE】 Engineered for safe and even installation of front and rear crankshaft oil seals and wear sleeves, this crankshaft seal tool kit eliminates the risk of seal damage, improper seating, and oil leakage caused by improvised tools. The precision-fit design ensures each seal is driven squarely into position every time, protecting your engine investment and reducing costly rework.
• 【OEM-GRADE QUALITY, PROFESSIONAL RESULTS】 This crankshaft seal installer remover tool set meets or exceeds OEM specifications, delivering dealer-level precision at a fraction of the cost. Whether performing routine front or rear crankshaft seal service or replacing worn wear sleeves, this complete diesel engine crankshaft tool kit equips independent repair shops and DIY mechanics with everything needed for a leak-free, long-lasting repair.