- Car & Truck Differentials, Assemblies Parts On Sale
- sku: 14534497160836751
- GM 11546644
11546644 GM GENUINE PARTS Differential Pinion Shaft Lock Bolt
| Brand | GM GENUINE PARTS |
|---|---|
| Manufacturer Part Number | 11546644 |
| Part Type | PINION SHAFT LOCK BOLT |
| Genuine Oem | YES |
| Warranty | 1 YEAR |
| Fitment Type | DIRECT REPLACEMENT |
| Item Length | 2.2 IN |
Review GM GENUINE PARTS Differential Pinion Shaft Lock Bolt
The GM 11546644 differential pinion shaft lock bolt is an essential component in the drivetrain system of various General Motors vehicles. This bolt plays a crucial role in securing the pinion shaft to the differential housing, ensuring the smooth and efficient transfer of power from the transmission to the wheels.
The bolt is manufactured from high-strength steel material, ensuring durability and resistance to fatigue even under heavy loads. It features a unique locking mechanism that prevents the pinion shaft from coming loose or disengaging during operation. This locking mechanism is designed to provide added security and reliability, giving peace of mind to vehicle owners.
The GM 11546644 differential pinion shaft lock bolt comes with a standard thread size of 12 points by 1.5 inches, making it a direct replacement for OEM parts. Its hexagonal head design allows for easy installation and removal using standard sockets and wrenches.
Measuring approximately 3 inches in length, this bolt is designed to fit in tight spaces and provide a secure connection between the pinion shaft and differential housing. Its finish is zinc-coated, providing protection against corrosion and rust, ensuring long-lasting performance even in harsh environments.
In summary, the GM 11546644 differential pinion shaft lock bolt is a critical component in the drivetrain system of GM vehicles, providing added security and reliability through its unique locking mechanism. Manufactured from high-strength steel, it is designed to withstand heavy loads and resist fatigue, ensuring smooth and efficient power transfer from the transmission to the wheels. Its standard thread size, hexagonal head design, and zinc-coated finish make it an easy-to-install and long-lasting replacement for OEM parts.
Buying a GM 11546644 differential pinion shaft lock bolt involves considering its potential benefits and drawbacks. Here's a discussion of each: Benefits:1. Enhanced Security: This bolt helps secure the pinion shaft in the differential, reducing the risk of it coming loose during operation. This added security can provide peace of mind, especially for those who frequently tow heavy loads or drive off-road.
2. Improved Performance: A securely fastened pinion shaft can lead to improved vehicle performance, as it reduces the potential for power loss due to a loose component.
3. Longer Drivetrain Life: By preventing the pinion shaft from coming loose, this bolt can help extend the life of the drivetrain components, reducing the need for costly repairs or replacements.
Drawbacks:1. Cost: Replacing a single bolt may seem like an insignificant expense, but the cost can add up when considering the price of the bolt itself and the labor charges for installation.
2. Availability: Depending on the specific make and model of a vehicle, finding a GM 11546644 differential pinion shaft lock bolt may not be an easy task. This could lead to delays in completing necessary repairs or modifications.
3. Installation Complexity: Installing this bolt can be a challenging process, as it requires accessing the differential and removing the pinion nut. This may require specialized tools and expertise.
Conclusion:Considering the benefits and drawbacks, investing in a GM 11546644 differential pinion shaft lock bolt can lead to increased security, improved performance, and extended drivetrain life. However, the cost and installation complexity may deter some. Ultimately, the decision to purchase this bolt depends on the individual's priorities and budget.
Recommendation:If you frequently tow heavy loads, drive off-road, or simply want to ensure the longevity of your drivetrain components, purchasing a GM 11546644 differential pinion shaft lock bolt could be a worthwhile investment. However, if cost or installation complexity are major concerns, other options, such as regularly checking and tightening the pinion nut, may be more suitable. Always consult a professional mechanic for advice tailored to your specific situation.
Details:
Parts must be resalable and in the original packaging. Shipping carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable.
specifications differentialsdepo:
- brand: Gm Genuine Parts
- mpn: 11546644
- part type: Pinion Shaft Lock Bolt
- genuine oem: Yes
- warranty: 1 Year
- fitment type: Direct Replacement
- item length: 2.2 In
seller differentialsdepo:
- # reviews: 731
- city: rexburg, idaho
- rating: 100.0%
shipping differentialsdepo:
- carrier: ups
- service: ups ground, ups 2nd day air
- class: standard, expedited
- transit: 4-8 days
- type: fixed
general differentialsdepo:
- category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional
payments differentialsdepo:
- wallet: google-pay
- other
- credit card: discover
offer differentialsdepo:
- started: january 25, 2026
- in stock #: 5
- sold #: 11
- options: ship-to-home
- availability: in stock
- prices: $11.81–$15.74
- item condition: New
returns differentialsdepo:
- policy: returns accepted
- time: 30 days
- paid by: seller
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