key features: Constructed out of Durable Cast Aluminum Black Powder Coat with Machined Fins Dual Neodymium Magnetic Plugs are Used for Maximum Gear Protection Oil Level Sight Glass Provided for Easy Inspection Calibration Plug Prevents Overfilling Reuses Factory Gasket Fits Dana M250 Rear Axles Increased Oil Capacity: This cover has an increased oil capacity over stock for better performance over a longer duration.

Built-in Internal/External Fins:
Built-in internal and external fins transfer heat from the oil to the outside air for greater cooling capabilities.

Magnetic Plugs:
PRO Series Differential Covers include magnetic drain and deep-reach fill plugs to capture loose particles for maximum protection.

Calibration Plug:
Included calibration plug located at a specific height preventing overfilling taking the guess work out of servicing your axle.

Oil Level Sight Glass:
PRO Series oil level sight glass allows for quick and easy oil inspection.

Mounting Hardware:
All necessary mounting hardware is included.

Reuses factory gasket. Fitment Note:
This item fits vehicles equipped with Dana M250 Rear axles.

Emissions Disclaimer:
This product does not require a CARB EO#.