How often should I change the fluid in this differential cover?

Refer to your vehicle's service manual for recommended fluid change intervals. Factors like towing, off-roading, and overall driving style can affect how often you need to change your differential fluid. Using a well-built synthetic gear oil can also extend the change interval.

Does this differential cover come with a gasket?

This aFe differential cover includes the necessary mounting hardware for installation. However, it does not include a gasket. Refer to the manufacturer's installation instructions for any sealant requirements.

Will this differential cover fit other vehicles besides the Colorado and Canyon?

This aFe Power differential cover (part number 46-70300) is specifically designed for 2015-2017 GM Colorado and Canyon trucks with 12-bolt axles. Confirm your axle type before ordering.

Specifications

Brand: aFe
Part #: 46-70300
UPC: 802959464618

aFe

aFe Power Rear Differential Cover (Machined Raw) 15-17 GM Colorado/Canyon 12 Bolt Axles

Name: aFe Power Rear Differential Cover (Machined Raw) 15-17 GM Colorado/Canyon 12 Bolt Axles
Brand: aFe
SKU: afe-afe-power-rear-differential-cover-machined-raw-15-17-gm-colorado-canyon-12-b-t14-92596
Price: 463.81 USD
Availability: BackOrder

$463.81

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Strong cast aluminum differential cover with cooling fins. Protects your gears and raises fluid capacity.

Key Features

Sand-cast A356-T6 aluminum — strong and well-built
External cooling fins — dissipate heat to prolong fluid life
Magnetic drain plug — captures loose particles to protect gears
Oil level sight glass — easy fluid level checks
1/8" NPT calibration plug — prevents overfilling
Includes mounting hardware — hassle-free installation

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will it fit your car?

Fits these vehicles

Chevrolet Colorado 2015-2022
GMC Canyon 2015-2022

About this part

Product Details

aFe Power's new rear differential cover brings performance engineering to the protection of your axle's differential. This differential cover is constructed out of durable sand-cast A356-T6 aluminum with reinforcing ribs for maximum strength. This cover comes with mounting hardware for a hassle-free installation. The differential covers includes an oil level sight glass and deep reach magnetic fill plug for maximum protection. This cover is finished with machined fins for a distinctive look. 2 Quart Lube Capacity: This cover has about a 2 quart lube capacity at the factory fill level, factory cover holds about 1.5 quarts. Built-in External Fins: Built-in external fins transfer heat from the fluid to the outside air for maximum cooling. Magnetic Drain Plug: This system incorporates a magnetic drain plug that captures loose particles for maximum rear-end protection. Oil Level calibration plug: A 1/8" NPT calibration plug is set to the factory fluid level which eliminates accidental overfilling.