Banks Power AAM 11.50/11.80-Inch Ram-Air Differential Cover; Satin Black Machined (07-19 Silverado 3500 HD)Find parts that fit my vehicle

When using this guide for fitment, make sure that either (a) your truck's full weight is on the wheels, or (b) you lifted the truck by the diff.
Key Features
Key Highlights

New patented design features Ram-Air scoops for fastest cooling
Provides cold high velocity air, overcoming “dead air zone” behind differential
Scoops force air up and into massive heat radiation fins
Engineered to break-away if snagged on an obstacle
Banks cools 5X better than flat-back covers in on-road towing tests over the same road, same weather, operator and vehicle
Cools 118% better than flat-backs in 200hp 60mph sustained tests
Dry-mount high-pressure silicone O-ring seal. No messy RTV clean!
Internal fins transfer heat through the cover into the external fins
Clears spare tire heat shield, Panhard bars and other components
Does not sacrifice any ground clearance
Limited Lifetime Warranty
Fluid Dynamics
Axle tube lubricant guides directs lube to bearings w/o overfilling
Cover mates flush with differential housing for smooth fluid flow
Ring gear raceway controls fluid flow to the pinion and bearings
Low fluid aeration means longer fluid life
Technical Specs
Weight: 11.7 lbs
External heat radiation fin count: 24
Internal heat absorption fin count: 26
Dimensions: 14.2 in X 13.3 in X 3.8 in
External heat radiation fin surface area: 533.782 in2
Internal heat absorption fin surface area: 119.882 in2
External heat radiation total surface area: 808.81 in2
Internal heat absorption total surface area: 215.78 in2
Fasteners: 14 x stainless steel M8-1.25 flange hex bolts
Material: A380 aluminum diecast with CNC machined surfaces
Internal Volume: About 4.0 Qts (Check OEM Owners Manual)
Oil service
Magnetic drain plug
Magnetic fill port plug
20° angled fill port for easy access
No need to remove cover to change fluid
1/2 in sight glass with contrast screen (visual aid) and Viton seal
Banks recommends Amsoil 75W-90 Severe Gear Synthetic Gear Lube
Fill level depends on model year: (About 4.0Qts Fill To OEM Level)

Fitment:

• 2007 Chevrolet Silverado 3500
• 2008 Chevrolet Silverado 3500
• 2009 Chevrolet Silverado 3500
• 2010 Chevrolet Silverado 3500
• 2011 Chevrolet Silverado 3500
• 2012 Chevrolet Silverado 3500
• 2013 Chevrolet Silverado 3500
• 2014 Chevrolet Silverado 3500
• 2015 Chevrolet Silverado 3500
• 2016 Chevrolet Silverado 3500
• 2017 Chevrolet Silverado 3500
• 2018 Chevrolet Silverado 3500
• 2019 Chevrolet Silverado 3500

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