Motive Gear TAC390 3.90 Ring & Pinion for Toyota 8.4" Axle

Precision differential ring and pinion gear set with 3.90 ratio for Toyota 8.4" differentials. Features 30-spline pinion and standard rotation. Ideal upgrade for improved torque and performance on Toyota midsize trucks. Ring and Pinion, 3.90 Ratio, 30 Spline Pinion, 8.4 in Ring Gear, Standard Rotation, Toyota 8.4 in, Toyota Midsize Truck 1993-2015 Specifications Brand Motive Gear Part Number TAC390 Ring and Pinion Ratio 3.9 Pinion Spline Count 30 Pinion Gear Tooth Count 10 Ring Gear Tooth Count 39 Ring Gear Diameter 8.4 in Pinion Shaft Diameter 1.60 in Carrier Breaks 4.10 Ratio and Lower Ring Gear Bolt Quantity 12 Ring Gear Bolt Thread 11 mm x 1.0 Ring Gear Bolt Thread Direction Right Hand Rotation Standard Ring Gear Alloy 8620 Installation Kit Included Yes Ring Gear Material Steel Ring Gear Color Natural Ring Gear Finish Natural Quantity Kit Fitment Toyota Tacoma – 1995–2015 Toyota Tundra – 2000–2006 Toyota Sequoia – 2001–2007 Toyota T100 – 1993–1998 Note: Fits Toyota 8.4" rear differentials. Confirm exact axle type and year fitment before purchase.