Toyota Ring and Pinion Set
4.88 Ratio for V6 Vehicles
Manufactured by TRAIL GEAR
If you've changed to larger tires without changing the axle's gears, then this is the answer for restoring your Toyota's performance and to gain back the lost power. In addition, you'll get the crawl capability you seek on the trail.
This ring and pinion set from Trail Gear is a 4.88 ratio. It fits minitruck pickups and 4 Runners with V6 or turbocharged 4 cylinder engines, with the 8″ (7.8″) rear axle. It will not work in IFS front ends. This ratio is recommended for tires up to 33″.
For a high performance and high reliability setup, install it with the differential setup kit and a solid spacer.
This item is Trail Gear part #140161-1.