This new ring and pinion gear set provides an optional gear ratio that smooths out power delivery of both 1:8 gas and electric vehicles. Each vehicle type requires two sets. The new final drive ratio introduced by the Optional Gear Set requires a change in your gearing.
Stock diff ratio = 4.30
Optional diff ratio = 3.30
Sorry, item specifications are not available.
- #89568 Optional Gear Set Conversion Chart (18.92 Kb)