Motive Gear TAC488IFSL Differential Ring & Pinion, For Toyota 8.0 Reverse Ratio 4.88, 10-Bolt, 29 Spline, 8 Pinion & 39 Ring Tooth -Fits 4Runner, FJ Cruiser, Tacoma, Repl. T8IFS-488TR, YG TLCF-488R-CS

Heavy-Duty Motive Gear TAC488IFSL Ring & Pinion Set – 4.88 RatioSpecifically engineered for Toyota 8.0" reverse clamshell IFS differentials, the Motive Gear TAC488IFSL delivers precise fitment, excellent durability, and improved drivetrain performance. Designed to support off-road and performance applications, this thick ring gear setup is perfect for vehicles with larger tires or aftermarket modifications.Key FeaturesGear Ratio: 4.88Ring Gear Diameter: 8"Ring Gear Tooth Count: 39Pinion Gear Tooth Count: 8Pinion Shaft Diameter: 1.37"Pinion Spline Count: 29Ring Gear Material: 8620 SteelBolt Count: 10 Ring Gear BoltsDesign: Reverse Rotation – Thick GearVehicle CompatibilityFits Toyota 8.0" Reverse Clamshell IFS Front Axles with 4.88 Ratio and 3.73 or Numerically Lower Carrier.Toyota2003–2021 4Runner2007–2014 FJ Cruiser2005–2023 TacomaReplaces OEM & Aftermarket Part NumbersRevolution Gear & Axle: T8IFS-488TRNitro Gear & Axle: T8S-488RT-NGEXCEL from Richmond: TC488IFSLYukon Gear and Axle: YG TLCF-488R-CSWarranty & Quality AssuranceCovered by a 1-Year / 50,000-Mile Warranty, Motive Gear products are trusted for their performance and reliability in both OEM replacement and performance upgrade applications. Designed for strength and precision in demanding conditions.

• Engineered for Toyota IFS Front Axles – This 4.88 ratio Motive Gear set fits Toyota 8.0" reverse clamshell differential housings, designed specifically for independent front suspension (IFS) configurations on select 4Runner, FJ Cruiser, and Tacoma models.
• Superior Strength with Thick Gear Design – Features a thick ring gear that requires a 3.73 or numerically lower carrier. Made from heat-treated 8620 steel for maximum durability and dependable torque transfer.
• Optimized for Off-Road and Oversize Tires – Ideal for lifted Toyotas and performance builds running oversized tires, helping to restore lost power and drivability due to gear ratio changes.
• Premium Construction & Precision Machining – 10 ring gear bolts, 8 pinion teeth, and a 29-spline, 1.37" diameter pinion shaft ensure quiet performance and extended service life.
• Direct Replacement for Major Brands – Replaces: Revolution T8IFS-488TR, Yukon YG TLCF-488R-CS, Nitro T8S-488RT-NG, and EXCEL TC488IFSL. Backed by a 1-Year / 50,000-Mile Limited Warranty.