EXCEL TV6488 Differential Ring & Pinion For Toyota 8.0"" V6 Axles, Gear Ratio 4.88, 10-Bolt 27 Spline, 8 Pinion & 39 Ring Tooth –Fits Toyota 4Runner Tacoma T100 Pickup Rep. T488V6, STYV604, ZG TV6-488

Short Summary: The EXCEL from Richmond TV6488 Ring & Pinion Gear Set delivers premium 4.88 gearing for Toyota 8.0"" V6 axles. Ideal for performance builds, off-road applications, or re-gearing after tire size upgrades, this set offers OE-matched precision with aftermarket durability.Key FeaturesApplication: Toyota 8.0"" V6 Rear Differentials (Dropout)Gear Ratio: 4.88 (8 Pinion / 39 Ring Teeth)Material: Heat-Treated 8620 Steel for Strength & LongevityFitment: 27-Spline Pinion, 10-Bolt Ring, Standard RotationIncludes: 1 × Ring Gear, 1 × Pinion GearWarranty: 1-Year or 50,000-Mile Manufacturer WarrantyVehicle Compatibility1987–2002 Toyota 4Runner1986–1995 Toyota Pickup1993–1998 Toyota T1001995–2002 Toyota TacomaNote: Will not fit OEM Toyota third members originally equipped with 4.88 ratios. Aftermarket housing required.Replaces OEM & Aftermarket Part NumbersUSA Standard Gear: 36263, ZG TV6-488Dorman: 697-019Richmond Gear: STYV604Motive Gear: T488V6Warranty & Quality AssuranceBacked by a 1-Year / 50,000-Mile Warranty, EXCEL from Richmond ring and pinion sets are engineered for performance, strength, and OE-fit quality. Perfect for Toyota V6 axle builds and trusted by gear professionals.

• 4.88 Ratio for Toyota 8.0" V6 Axles (1986–2002): Designed for off-road performance or gear ratio correction, this 4.88 ring and pinion set fits Toyota 8.0" V6 rear axles in 4Runner, Tacoma, Pickup, and T100 models.
• Precision-Machined 8620 Steel Construction: Crafted from durable 8620 steel for long-term strength and reliability under extreme load, ideal for lifted trucks or larger tire upgrades.
• 27-Spline Pinion with 10-Bolt Ring Gear: Features an 8-tooth pinion and 39-tooth ring gear, 27-spline pinion shaft, and standard rotation ring gear for direct fitment and smooth engagement.
• Note on Compatibility: Will not fit OEM Toyota 3rd members originally equipped with 4.88 ratio; aftermarket differential housing required for proper fit.
• OE Replacement Cross-References: Directly replaces Motive Gear T488V6, Richmond STYV604, USA Standard ZG TV6-488, and Dorman 697-019. Backed by 1-Year or 50,000-Mile Warranty.