B&M Differential Cover Black Cast Aluminum Chevrolet Silverado/GMC Sierra 1500 2015-2018

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  • Black Anodized Finish
  • Improved Heat Dispersion
  • Increased Fluid Capacity
  • Includes Necessary Hardware
MSRP $298.95
You save 16%

B&M Black Cast Aluminum Differential Cover for all 2015, 2016, 2017 and 2018 Chevrolet Silverados and GMC Sierra 1500s.

Using B&M's 71506 Black Cast Aluminum Differential Cover will strengthen your 2015-2018 Silverado or Sierra's AAM 9.5 or 9.76 rear differential by preventing case distortion and ring gear & bearing cap deflection. The B&M Differential Cover is manufactured from military grade (MIL-A-8625) black anodized A356.0-T6 aluminum. Prolonging the life and performance level of your ring and pinion gears, this heavy-duty cover significantly increases the fluid capacity and dissipates heat much faster than the factory cover.

Features and Benefits:
- Military grade A356.0-T6 aluminum construction
- Black anodized finish
- Additional fluid capacity
- Improved heat dissipation
- Fill plug and magnetic drain plug make it easier for servicing
- Engraved B&M logo
- Includes necessary hardware and install instructions

Differential Cover 71506 Specifications:
- Differential Cover/Case Filler Plug Included: Yes
- Differential Cover/Case Drain Plug Included: Yes
- Differential Cover/Case Gasket Included: No
- Differential Cover Bolt/Studs Included: Yes
- Differential Cover Bolt Count: 12
- Differential Cover Carrier Main Cap Support: Yes
- Differential Cover Call Out Size (depth): 3.55"
- Differential Thickness (inches): 4"
- Additional Capacity: Yes
- Additional Capacity (Quarts): Not determined
- Differential Cover Bolt Pattern: AAM 9.5/9.76
- Package Contents: Cover, fill plug, drain plug, bolts, washers, load bolts , nuts and instructions

The B&M Black Cast Aluminum Differential Cover also features an engraved B&M logo, drain and fill port locations, a magnetic drain plug for catching ferrous metal particles, complete hardware and easy-to-follow installation instructions.

Please Note: Fits most vehicles with an AAM 9.5/9.76 rear differential including 2015+ GM 1500 trucks, however each vehicle may have other interfering components. Adequate clearance and fitment should be verified prior to purchase.

*Differential cover gasket not included.

Tech Tip: B&M recommends using a high quality RTV silicone gasket maker for installation. You could also re-use your factory gasket if it still in good condition - inspect thoroughly. Ensure you have a clean work surface prior to installation as dirt will cause significant operational issues or leaks.

Order this B&M 71506 Black Cast Aluminum Differential Cover for your 2015, 2016, 2017 or 2018 Chevrolet Silverado or GMC Sierra 1500 from CJ Pony Parts today.

Installation Difficulty


Intermediate skill is required for this installation.

Installation Videos

Vehicle Fitment

This product will fit the following Sierra years:

  • 2015,
  • 2016,
  • 2017,
  • 2018,

This product will fit the following Silverado years:

  • 2015,
  • 2016,
  • 2017,
  • 2018,
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Why doesn’t this fit 2014 Sierras? Do you make one that does?

Asked by: Jackie38
We offer this cover. https://www.cjponyparts.com/afe-rear-differential-cover-street-series-black-with-oil-chevrolet-silverado-gmc-sierra-1500-2014-2019/p/4671121B/
Answered by: rk cjpp
Date published: 2019-04-23
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