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J-44642 Rear Main Seal Installer Tool for Duramax 6.6L – Crankshaft Oil Seal & Wear Sleeve Alignment Tool for Chevy/GMC 2500HD 3500 (2001-2010+) – Prevents Leaks & Misalignment – Replaces OEM J44642
4.1 (31 items)
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$37.80 cheaper than the new price!!
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New $63.00
Product details
| Management number | 219857596 | Release Date | 2026/05/03 | List Price | $25.20 | Model Number | 219857596 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- 【🎯 PERFECT FIT FOR DURAMAX 6.6L】 Specifically engineered for Isuzu Duramax engines (LB7, LLY, LBZ, LMM, LML) in Chevy/GMC 2500HD & 3500 (2001-2010+). Essential for GMT800 & GMT900 chassis rear main seal replacement.
- 【🛑 ELIMINATE LEAKS & MISALIGNMENT】 Ensures precise alignment of the wear sleeve and oil seal. Prevents common installation errors that cause immediate leaks, saving you from costly rework and transmission removal.
- 【📏 AUTO-STOP DEPTH CONTROL】 Features a precision-machined stop that bottoms out exactly when the seal reaches factory depth. Removes all guesswork, ensuring a perfect crush and seal every time.
- 【🔧 HEAVY-DUTY STEEL CONSTRUCTION】 Built from hardened steel to withstand high pressing forces without bending or breaking. Designed for professional shop durability and repeated use in tough environments.
- 【✅ SIMPLE 3-STEP INSTALLATION】 Streamlines the complex seal replacement process: Clean surface → Slide on tool → Press until seated. Compatible with standard hydraulic presses or impact methods.
| Brand | Neopaftu |
|---|---|
| Model | 15720881 |
| Item Weight | 0.176 ounces |
| Manufacturer | NEOPAFTU |
| Package Dimensions | 6 x 6 x 6 inches |
| Manufacturer Part Number | CF-AUTO-0146 |
Crankshaft
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