Motive Gear D44-488JLF, Differential Ring & Pinion, For Dana AdvanTEK M210 / Dana 44 JL Reverse, Gear Ratio 4.88, 12-Bolt, 28 Spline, 8 Pinion & 39 Ring Tooth - Fits Jeep Wrangler/Gladiator

Brand: Motive Gear

Features:

• Engineered for Dana 44 JL Reverse/Dana AdvanTEK M210 front axles; gear ratio: 4.88, ring gear tooth count: 39, pinion tooth count: 8, pinion shaft diameter: 1.75', 28-spline pinion.
• Precision-machined from high-strength 8620 steel for maximum durability under off-road and towing conditions in Jeep JL and JT models.
• Reverse-cut ring gear, 8.27' diameter, 10 ring gear bolts, and 12-bolt differential cover—optimized for front axle use in lifted and performance Jeeps.
• Ideal for regearing after tire upgrades or lift kits; fits carrier breaks of 3.07 and up, ensuring correct backlash and wear pattern when installed properly.
• Includes 1-Year / 50,000-Mile Limited Warranty; replaces Spicer 10051746, Yukon YG D44JL-488R, and Revolution D44JL-488R – trusted by off-road builders.

model number: D44-488JLF

Part Number: D44-488JLF

Details: Motive Gear D44-488JLF Ring & Pinion – Dana AdvanTEK M210 / Dana 44 JL Reverse, 4.88 Ratio

Upgrade your Jeep's drivetrain with the Motive Gear D44-488JLF differential ring and pinion set, designed for Dana AdvanTEK M210 and Dana 44 JL Reverse front axles. Ideal for off-road, towing, or oversized tire applications, this 4.88 gear ratio improves torque and drivability in lifted Jeep Wrangler and Gladiator models.

Features
Gear Ratio: 4.88 Pinion Gear Tooth Count: 8 Pinion Shaft Diameter: 1.75' Pinion Spline Count: 28 Ring Gear Tooth Count: 39 Ring Gear Outside Diameter: 8.27' Ring Gear Material: 8620 Steel Cover Bolt Count: 12 Ring Gear Bolt Quantity: 10 Reverse Rotation (Front Axle Use)

Vehicle Compatibility
2018–2022 Jeep Wrangler JL 2020–2022 Jeep Gladiator JT

Replaces OEM & Aftermarket Part Numbers
Spicer: 10051746 Yukon Gear & Axle: YG D44JL-488R Revolution Gear & Axle: D44JL-488R / D44-M210-488R EXCEL from Richmond: D44488JLF

Warranty & Performance Assurance

Backed by a 1-Year / 50,000-Mile Warranty, Motive Gear delivers premium differential components built to endure. Whether you're trail riding, towing, or daily driving, this gear set ensures your Jeep performs reliably and efficiently.

EAN: 0698231478653

Package Dimensions: 15.0 x 11.0 x 5.2 inches