OMIX Rear Main Crank Seal

2007–2010 Jeep Wrangler 3.8L V6

Part #: 17458.15

Overview

The OMIX Rear Main Crank Seal is a precision-engineered replacement part designed to restore the integrity of your Jeep Wrangler's engine sealing system. Specifically crafted for 2007 to 2010 Jeep Wrangler models equipped with the 3.8L V6 engine, this rear main crankshaft seal prevents oil leaks at the rear of the crankshaft, ensuring optimal engine performance and longevity.

Built to meet or exceed original equipment standards, this seal is ideal for Jeep enthusiasts and mechanics seeking a reliable, high-quality replacement that maintains factory-level durability. Whether you are performing routine maintenance or addressing an oil leak, the OMIX rear main crank seal offers a dependable solution to keep your Wrangler running smoothly.

Key Features

Engineered with precision and durability in mind, the OMIX Rear Main Crank Seal delivers reliable sealing performance for your Jeep Wrangler. Key features include:

• Exact fit for 2007–2010 Jeep Wrangler models with 3.8L V6 engines
• Manufactured to meet or exceed OEM specifications for quality and durability
• Constructed from high-grade materials to resist heat, wear, and oil degradation
• Designed to prevent rear crankshaft oil leaks, protecting engine components
• Direct replacement for OE part number 4412475 for seamless installation
• Compatible with a wide range of Jeep models including CJ5, CJ6, CJ7, CJ8 Scrambler, Cherokee, Wagoneer, Grand Wagoneer SJ, and J-Series trucks with 3.8L and 4.2L engines
• Precision molded to ensure a tight seal and long service life

Construction & Design

The OMIX Rear Main Crank Seal is crafted from premium elastomeric materials selected for their resistance to heat, oil, and mechanical wear. Its robust design ensures a secure seal around the crankshaft, preventing oil leaks that can lead to engine damage or decreased performance. The seal’s durable construction withstands the demanding conditions of off-road and daily driving, maintaining engine integrity over time.

OMIX’s commitment to quality means this seal is manufactured with tight tolerances and rigorous quality control, ensuring consistent performance and fitment. This attention to detail guarantees that the seal will perform reliably under the stresses typical of Jeep Wrangler use.

Installation & Fitment

Installation of the OMIX Rear Main Crank Seal is straightforward for experienced mechanics and automotive technicians. It is designed as a direct replacement for the factory seal, requiring no modifications to the engine or crankshaft. Proper installation involves removing the old seal, cleaning the sealing surface, and carefully pressing the new seal into place to ensure a leak-free fit.

This seal fits 2007 through 2010 Jeep Wrangler JK and JKU models equipped with the 3.8L V6 engine. It also replaces the original equipment part number 4412475, ensuring compatibility and ease of sourcing.

What's Included

• One OMIX Rear Main Crankshaft Oil Seal (Rear)
• Installation instructions (where applicable)

Ideal For

This rear main crank seal is ideal for Jeep Wrangler owners and professional mechanics performing engine maintenance or repairs. It suits those addressing oil leaks at the rear crankshaft area or restoring their vehicle with quality OEM-equivalent parts. Off-road enthusiasts and daily drivers alike will benefit from the reliable sealing performance and durability of this OMIX replacement part.

OMIX specializes in replacement and restoration parts for Jeep and Willys platforms, covering everything from body and electrical components to suspension and drivetrain hardware. It’s a go-to source for keeping older Jeeps on the road (and on the trail), especially when you need dependable fitment for repairs, rebuilds, or refresh projects.