34279 Dana/ Spicer Differential Cover Bolt For Use With AMC 20/ DANA
34279 Dana/ Spicer Differential Cover Bolt For Use With AMC 20/ DANA
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Genuine Dana Spicer Differential Cover Bolt
The Dana / Spicer 34279 Differential Cover Bolt is a genuine OEM fastener engineered for precise fit and long-lasting performance in Dana and GM axle applications. Designed and manufactured using Dana’s original OE processes, this bolt delivers reliability that aftermarket alternatives cannot match.
Why Choose Genuine Spicer?
- OEM-quality construction for exact fit and torque retention
- Manufactured using Dana’s original design and testing standards
- Factory-correct gray finish for proper service or restoration
- Trusted performance in demanding drivetrain applications
Product Specifications
- Brand: Dana / Spicer
- Part Number: 34279
- Thread Size: 5/16"-18
- Under Head Length: 5/8"
- Finish: OEM
- Color: Gray
- Material: OEM Spec
- Washer Included: No
- Quantity: Sold Individually
Compatible Axles
- AMC 20
- Dana 25
- Dana 27
- Dana 30
- Dana 35
- Dana 44
- GM 7.5 / 7.6 Inch
- GM 8.2 Inch
- GM 8.5 Inch
- GM 8.6 Inch
- GM 12 Bolt
Always verify axle type and bolt quantity required for your specific application before ordering.
Warranty: No supplier warranty
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

