Out of stock
SKU: WIN1663-01B
MPN: 1663-01B
The Winters Side Bell 10in 6 Rib RH w/Inspection Plug is a precision-engineered differential cover designed for closed-axle passenger-side applications in Quick Change differentials. This aluminum housing serves as both a protective enclosure and a load-bearing component in high-performance drivetrain systems, making it essential for racers, off-road enthusiasts, and motorsports competitors who demand reliability under extreme conditions. The right-hand (RH) configuration ensures proper fitment for vehicles with driver-side differential mounting, while the integrated inspection plug allows convenient fluid level checks and maintenance without full disassembly.
Constructed from lightweight aluminum, the Side Bell 10in features a 6-rib reinforced design that maximizes structural rigidity while minimizing unsprung weight—a critical advantage in racing applications where performance margins matter. The six-rib configuration distributes stress evenly across the bell surface, reducing flex and improving gear concentricity under acceleration and load. The inspection plug provides field-serviceable access to monitor fluid condition, check for contamination, and top off as needed without dropping the entire differential assembly. This natural aluminum finish resists corrosion while maintaining a professional appearance, and the 10-inch Quick Change platform delivers fast gear ratio swaps—ideal for drivers who adjust setups between different racing formats or track conditions.
This component is best suited for Winters Quick Change differential owners—including sprint car, circle-track, drag racing, and off-road competitors—who require OEM-quality replacement parts or restoration components. Installation is straightforward for technicians familiar with differential assembly; the side bell bolts directly to the axle housing and mates with the differential carrier. Weighing 11.03 lbs and measuring 13.8 x 9.7 x 13.8 inches, it fits within compact engine bay layouts while providing ample volume for thermal management and fluid capacity. Verify your current differential model and axle configuration before ordering to ensure seamless fitment with your existing Quick Change setup.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
