Rear Differential Cover Sterling 12-10.25/10.5 Ford F250/F350 1989-2016 & F250 2017-2024

• Ford (1989-up) with Sterling #12-10.25 or 10.5 single rear wheel differential
• Engineered cover design keeps oil on the gears
• Deflects oil back onto the ring gear and into the pinion gear for cooler longer life
• Extra capacity sump located at bottom for gears to pick up oil
• Internal and external cooling fins
• Stainless steel allen head cap bolts, fill plug
• Magnetic drain plug
• Gasketless cover has integral re-usable Viton O-Ring

BD's design deflects the oil back onto the ring gear and into the pinion gear for cooler longer life. Other differential covers are large and bulky resulting in lubricating oil being flung off the ring gear causing addition heat and/or wear.