10 Best Car Differential Covers 12-bolt

A-Premium Rear Differential Cover with Gasket Compatible with Ford F-250 Truck 1999-2009 F-350 Truck 1999-2016 Excursion 1999-2005 10-1/2 inch Ring Gear

【Vehicle Fitment】Compatible with Ford F-250 Truck 1999-2009, Compatible with F-350 Truck 1999-2016, Excursion 1999-2005
【Advantage】High performance differential cover, with special coating to prevent future corrosion.
【Specification】Location: Rear; Ring Gear: 10-1/2 inch; Gasket Included: Yes; Bolt Hole Quantity: 12
【Reference Number】The A-Premium differential cover's reference number: SPC4905BKKIT, 4905BKKIT. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system.
【Note】For 1999-2016 F-350 Truck, It fits the model with Single Rear Wheel only, not fit Dual Rear Wheel

USA Standard Gear standard spider gear set for GM 12 bolt car and truck, 30 spline
OEM Replacement Quality
Includes Two Side Gears, Two Pinion Gears, Cross Pin Shaft, Cross Pin Bolt and Spider Gear Thrust Washers
Model number: ZIKGM12-S-30

Rear Differential Cover, for AMC Model 20, 12 Bolts, Gasket and Drain Plug, 4906BKKIT
OE Part: 4906BKKIT
Replacement for Jeep AMC Model 20 with 12 Bolts, Gasket and Drain Plug.

Compatible for Ford 9.75": SPBREW Ford 9.75" 12-Bolt differential cover is compatible with Ford 1997-2024 F150, does not fit PowerBoost Hybrid. Please check axle model, bolt holes & specifications before purchase.
Efficient Heat Dissipation: With a finned cooling design, SPBREW rear differential cover can enhance airflow and reduce differential temperature effectively. It ensures stable performance even in harsh conditions such as off-road, rain, or snow.
Increased Oil Capacity: SPBREW diff cover features an larger internal volume that can hold more oil, effectively reducing temperatures and extending maintenance intervals. This design helps maintain optimal lubrication and ensures effective heat dissipation.
Optimized Sealing & Monitoring: Equipped with a premium gasket to prevent leaks and a 1/8"-27 NPT probe port for easy oil temperature monitoring, SPBREW differential cover ensures reliable sealing and consistent performance. The sight glass makes it convenient for you to check the oil level.
Lightweight & Durable: Made from high-strength A356.0-T6 cast aluminum, the SPBREW rear differential cover is over 50% lighter than cast iron yet delivers superior impact resistance. The black powder-coated finish provides corrosion protection and ensures reliable and long-lasting performance.