GMC 64GHMJ Rear Crankshaft Seal Retainer Gasket

( Manufacturer Part Number: 64GHMJ ), ( Part Type: Seal Gasket Crankshaft ), ( Engine: 6.0l V8 Vin ), ( 6.0l V8 Vin: K ), ( 6.0l V8 L96 Vin: G ), ( Compatible Make/model: Gmc Yukon Xl 2500 ), ( Compatible Years: 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 ), ( Position: Rear ), ( Fitment Info: Engine Crankshaft Seal Retainer Gasket Crankshaft Seal Reta. ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review GMC Replacement Rear Crankshaft Seal Retainer Gasket Xl fits YUKON 2500 2000–2013

The **64GHMJ Rear Crankshaft Seal Retainer Gasket** is a precision-engineered aftermarket component specifically designed to ensure a flawless, leak-free seal for the rear main seal assembly on **GMC Yukon XL and Yukon Denali 2500 models** produced between **2000 and 2013**. Crafted from high-grade **nitrile rubber with a reinforced fiberglass or composite backing**, this gasket is engineered to withstand the extreme pressures, temperatures, and vibrations inherent in heavy-duty diesel and gasoline V8 engines, including the **LS1, LS2, and Duramax** configurations commonly found in these vehicles. The gasket features a **customized contour and precise cut-outs** to match the exact dimensions of the **rear crankshaft seal retainer**, preventing oil leaks, contamination, and premature wear on critical engine components. Its **oil-resistant formulation** ensures long-term durability, even under prolonged exposure to lubricants and fuel system residues, while the **metallic reinforcement** provides structural integrity to maintain compression and prevent deformation over time. Ideal for both **replacement and upgrade applications**, this gasket is a critical component for maintaining engine reliability, especially in high-mileage or performance-oriented vehicles where seal integrity is paramount. Whether installed during a **rear main seal replacement**, a **crankshaft pulley swap**, or a **complete engine rebuild**, this gasket guarantees a **tight, secure fit** that minimizes the risk of oil leaks and extends the lifespan of the engine s critical sealing surfaces. Built to meet or exceed OEM specifications, it is a trusted choice for mechanics and DIY enthusiasts seeking a **high-performance, long-lasting solution** for their GMC Yukon XL 2500.

### **Pros and Cons of buying a 64GHMJ Rear Crankshaft Seal Retainer Gasket for GMC Yukon XL 2500 (2000 2013)**

1. **Direct Fitment** This part is specifically designed for your vehicle model and year range, ensuring compatibility without modifications. It will align correctly with the rear crankshaft seal retainer, reducing the risk of installation errors.

2. **Reliability** High-quality aftermarket gaskets like this one are engineered to withstand engine stress, preventing leaks and premature wear. Many users report improved durability compared to OEM parts that may degrade over time.

3. **Cost-Effective Solution** Replacing a worn or leaking rear crankshaft seal retainer gasket is often cheaper than overhauling the entire rear main seal assembly. This part alone can prevent costly oil leaks and potential engine damage.

4. **Easy Installation** Designed for straightforward replacement, this gasket typically requires basic tools and can be installed in a few hours, even for DIYers. The packaging often includes clear instructions or diagrams.

5. **Prevents Oil Leaks** A failing rear crankshaft seal retainer can cause oil to leak into the transmission or onto the ground, contaminating fluids or creating a messy, slippery environment. Replacing it proactively avoids these issues.

6. **Compatibility with Common Issues** The 2000 2013 GMC Yukon XL 2500 models (especially with the 6.0L V8) are known for rear main seal wear. This gasket is a common fix for oil leaks in that area, addressing a frequent failure point.

7. **Warranty or Return Options** Reputable sellers often provide warranties or return policies, giving you peace of mind in case the part fails prematurely or doesn t fit as expected.

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1. **Potential Quality Variability** While many aftermarket gaskets are reliable, lower-quality options may fail sooner than expected, especially under high stress or extreme temperatures. Always check the brand s reputation.

2. **Installation Challenges** If the rear crankshaft seal or surrounding components are damaged (e.g., warped surfaces, rust), the gasket may not seal properly. A thorough inspection and cleaning of mating surfaces are critical.

3. **Tooling Requirements** Replacing this gasket often requires removing the transmission or rear engine mounts, which may necessitate specialized tools (e.g., torque wrench, seal puller, or alignment tools). DIYers without experience may struggle.

4. **Labor Costs if Professional Installation** If you re not comfortable with the job, labor costs at a shop can add up, sometimes exceeding the part s price. For example, a mechanic might charge $150 $300 for labor alone.

5. **Risk of Contamination** If oil leaks during removal or installation, debris can enter the transmission or engine, requiring additional cleaning or fluid changes.

6. **Limited Lifespan** Even with a high-quality gasket, it may not last indefinitely. Factors like driving habits, climate, and engine condition can affect longevity. Some users report needing replacement every 50,000 100,000 miles.

7. **Misalignment Risks** If the gasket isn t seated correctly or the retainer isn t tightened properly, it can lead to leaks or damage to the crankshaft seal itself, requiring further repairs.

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The **64GHMJ rear crankshaft seal retainer gasket** is a **practical and cost-effective solution** for preventing oil leaks in your 2000 2013 GMC Yukon XL 2500, especially if you re experiencing or anticipating issues with the rear main seal area. Its direct fitment and reliability make it a strong choice for those willing to tackle the installation themselves. However, the success of the repair depends on proper preparation, tooling, and attention to detail.

If you re **comfortable with mechanical work**, this part is a **good investment** to avoid more expensive transmission or engine damage from leaks. If you re **unsure about the installation**, factor in labor costs and consider consulting a mechanic to assess whether the gasket alone is sufficient or if additional repairs (e.g., replacing the rear main seal) are needed.

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1. **Verify the Issue** Confirm that the problem is indeed a failing retainer gasket (not a cracked crankshaft seal or transmission pan leak) before purchasing. Inspect for oil stains or leaks around the rear of the engine.

2. **Choose a Reputable Brand** Opt for well-reviewed brands like **Fel-Pro, Sealed Power, or Gasket Pro**, which are known for durability. Avoid no-name or extremely cheap alternatives.

3. **Prepare Thoroughly** Gather the right tools (socket set, torque wrench, seal puller, gasket scraper, and clean rags) and ensure you have a clean workspace. Consider taking photos or recording the disassembly process for reassembly.

4. **Consider Professional Help if Needed** If the installation seems complex or you lack experience, weigh the cost of labor against the part price. A mechanic can also check for underlying issues (e.g., warped surfaces, worn seals).

5. **Follow Installation Steps Carefully** Apply gasket maker or sealant as recommended, ensure proper torque on bolts, and avoid cross-threading or overtightening.

6. **Monitor Post-Installation** Check for leaks after driving for a few days. If oil continues to leak, reassess the installation or consider replacing the rear main seal as well.

**Final Verdict:** **Buy it if you re confident in your ability to install it correctly.** If not, prioritize professional installation or address any accompanying issues (like a failing crankshaft seal) simultaneously to ensure a long-term fix. The part itself is a solid choice for the described application.

Details:

part #: 64ghmj prices

• $12.22-$12.67

specifications cranshafengin:

• for models: 2500, Yukon
• for makes: Gmc
• for years: 2000-2013
• mpn: 64ghmj
• part type: Seal Gasket Crankshaft
• engine: 6.0l V8 Vin
• 6.0l v8 vin: K
• 6.0l v8 l96 vin: G
• compatible make/model: Gmc Yukon Xl 2500
• compatible years: 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
• position: Rear
• fitment info: Engine Crankshaft Seal Retainer Gasket Crankshaft Seal Reta.
• manufacturer warranty: 12 Month Warranty
• attention: Read Full Description To Confirm Fitment
• cs-sku: 400

payments cranshafengin:

• other
• credit card: Visa
• wallet: Google-pay

offer cranshafengin:

• options: Ship-to-home
• quantity: 1
• started: March 26, 2026
• sold: 0
• availability: In Stock

seller cranshafengin:

• rating: 99.1%
• # reviews: 23415
• city: Hempstead, New York

shipping cranshafengin:

• type: Fixed
• class: Economy
• transit: 3-7 Days
• service: Economy
• cost: $0.00

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

returns cranshafengin:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

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