Description

Volume: 0.6 quarts over stock

Dimensions: Click here for dimensions.

Number of bolts: 14 bolts

PML makes a heavy duty differential cover for Dana M300 differentials found on 2016 and newer Ford Super Duty trucks.

Benefits of a PML Dana M300 Differential Cover

Extra capacity
Drain hole and magnetic drain plug
Finned to aid with heat dissipation
Heavy duty, sand cast aluminum construction
Shape similar to stock cover with open interior

Applications

PML Dana M300 Cover

PML made this differential cover for 2016 and newer Ford trucks with the Dana M300 differential.

2017 and newer F350 DRW (Dana M300, 37 spline axles)
2017 and newer F450 (Dana M300, 41 spline axles)
Other vehicles with Dana M300 differential

This PML differential cover is designed to replace Ford stock cover part number HC3Z-4033-B, which looks like this:

Click on image to view larger.

Note 14 bolt holes, pocket for the fill/level check hole and the notches on the sides at 3 and 9 o'clock.

Vehicle configurations vary and a variety of configurations are possible! Verify the differential and clearance available on your vehicle before ordering. PML cannot guarantee fitment.

Other Possible Configurations

If the stock cover on your vehicle does not have 14 bolt holes, side notches at 3 and 9 o'clock, and a pocket at the fill/level check hole, here is information on other possible covers. Or email PML, with a picture of the stock cover and vehicle information.

14 bolt cover with notches but no pocket at the level check/fill hole: Contact us with a picture of the stock cover and vehicle information
Click on image to view larger.

14 bolt cover no notches, no pocket at the level check/fill hole: see PML part number 11183

Ford OEM stock M275 rear differential cover

Click on image to view larger.

12 bolt cover: see PML part number 7086
Click on image to view larger.

16 bolt cover: see PML part number 11193
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Installations

2019 Ford F-550

Rex installed the PML Dana M300 rear differential cover on his 2019 Ford F-550 diesel 4WD truck. PML cover fit great with good clearance to the sway bar.

2019 Ford F550 Dana M300 stock cover outside of PML cover and stock cover inside of PML cover and stock cover RTV used on this F-550 for rear diff cover PML diff cover with RTV ready for installation PML diff cover installed, view from left PML diff cover installed, view from right distance between PML cover and sway bar PML diff cover installed
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2019 Ford F-350

Frank installed the PML Dana M300 diff cover on his 2019 Ford F-350 Crew Cab 4x4 6.7 Duallie.

2019 F-350 Supplies stock cover PML cover clears sway bar PML cover fits great
Click on image to view larger.

2017 Ford F-350

Alex installed the PML Dana M300 rear differential cover on his 2017 F-350 Powerstroke diesel dually. He let us know that "Everything fit perfectly" and there were not any clearance issues. Tools he used were an 8mm hex, 3/8 hex, 9/16 socket and a scraper.

2017 Ford F350 Dana M300 stock cover gears PML diff cover installed
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Specifications

Inside of PML Cover

PML Dana M300 rear differential cover features an open interior with a shape similar to stock.

Inside of PML Dana M300 cover Click on image to view larger.

Included With PML Cover

PML includes new mounting bolts, fill/level check plug, and a magnetic drain plug with each cover. The washer for the magnetic drain plug can be reused.

Click on image to view larger.