Interstate-McBee M-3802820 Front Crank Seal & Wear Sleeve – 89–18 5.9L/6.7L Cummins

Heavy-duty front crankshaft seal with wear sleeve by Interstate-McBee—designed for Cummins 5.9L (12- & 24-valve) and 6.7L B/ISB/QSB engines built from 1989 to 2018. Precision fit, reliable sealing, and repair-grade endurance.

• OEM-style kit: Includes front crank seal and matching wear sleeve for complete seal replacement.
• Wide range fitment: Compatible with 5.9L (12-valve & 24-valve) and 6.7L engines across 1989–2018 models.
• Durable design: High-quality elastomer seal and hardened wear sleeve to resist shaft wear.
• Aftermarket advantage: High-performance alternative to OEM at cost-effective value.

Specifications

Vehicle Fitment

Always confirm by engine serial number (ESN) when possible.

• Dodge Ram 2500/3500: 5.9L 12-valve (1989–1998), 5.9L 24-valve (1998.5–2007), and 6.7L ISB (2007–2018).
• Industrial & Commercial Engines: B-series, ISB, and QSB variants within the same displacement range (varies with ESN).

Installation Notes

• Apply light oil to seal lip for smooth installation.
• Ensure wear sleeve is seated flush and torque back cover per Cummins manual specs.
• Inspect crankshaft surface—machine or polish slight wear before installing the new sleeve.

Warranty

Interstate-McBee engine components include manufacturer warranty (typically 1–2 years). Please refer to the warranty documentation or contact us for specific coverage details.

Why Buy From CPP Diesel

• Diesel-specific inventory and tech support team.
• Fast shipping, hassle-free returns.
• ESN-verified fitment available—reach out for help confirming your engine.

FAQ