Description
Product Overview
The HMKJHL Automatic Shaft Seal is a high‑quality replacement component designed for truck‑bed applications, particularly fitting a range of BMW models from the early 1970s through the 2010s. Crafted from hardened steel with precision‑molded sealing lips, the seal resists wear, heat and fluid intrusion. Dimensions measure 0.7 × 2.4 × 2.5 in, and the part carries the manufacturer number AFAA86053‑327299, ensuring compatibility with OEM specifications. This seal meets strict industry quality controls, delivering consistent performance in demanding automotive environments.
Usage
Designed for both professional workshops and home garages, the seal is installed in the automatic selector shaft assembly of compatible BMW truck beds. It is ideal for routine maintenance, overhaul projects, or replacing a failed original seal. The component tolerates the high‑temperature conditions of transmission systems and provides a leak‑free seal for fluid pathways. 
Why Choose Us
HMKJHL combines decades of automotive engineering expertise with rigorous testing protocols. Each seal undergoes dimensional verification and material hardness testing to guarantee a perfect fit and long service life. Our supply chain ensures that every unit is shipped with the correct part numbers (23128677736, 327299) and documentation, reducing the risk of mismatched components. Customers benefit from a reliable product backed by a responsive support team ready to assist with fitment questions.
Key Features
- Precision‑engineered steel construction for superior durability
- Exact OEM dimensions for seamless installation on BMW truck beds
- High temperature and chemical resistance for transmission environments
- Meets industry quality standards with documented testing
- Comes with clear part numbers and fitment guide for easy selection
FAQ
What BMW models are compatible with this seal?
The seal fits BMW 3.0CS (1971‑1974), Bavaria (1972‑1974), M3 (1988‑1991, 1995‑1999, 2008‑2013), M5 (1988, 1991‑1993) and M6 (1987‑1988, 2006‑2010) truck‑bed applications. Always verify with the top fitment filter for your specific VIN.
How do I install the seal correctly?
Remove the old seal, clean the shaft and housing, lubricate the new seal with compatible grease, and press it into place using a seal driver or appropriate tool. Ensure it sits evenly without distortion.
Is this seal covered by a warranty?
Yes, HMKJHL provides a 12‑month limited warranty against manufacturing defects. Register your purchase on our website to activate warranty support.
Can I use this seal on non‑BMW vehicles?
The seal is specifically dimensioned for the listed BMW models. While it may physically fit other makes, we recommend confirming exact measurements before installation.
What is the recommended replacement interval?
Typical service intervals range from 30,000 to 50,000 miles depending on driving conditions. Inspect the seal during regular transmission service and replace if signs of wear or leakage appear.






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