Direct replacement for stock 116mm steering rod

high-precision bearings all combine for high durability and smoothness

and CNC Machined Aluminum Parts for Durability

Drivetrain efficiency has been improved by lowering the transfer case and reducing the driveline angle

16 sec @ 4

HPI Racing - Heavy Duty Final Gear Set, P1x36 Tooth, P1x14 Tooth, for the Nitro 3 18SS HPI105502 Direct replacement for stock 116mmHeavy Duty Final Gear Set for Nitro RS4 3 touring cars. These are standard replacement parts for the high performance Nitro RS4 3 18SS, 18SS+ and Nitro RS4 3 Evo + cars, and can be installed on the standard Nitro RS4 3 for increased drivetrain strength, extended maintenance intervals, and a taller gear ratio for higher top speed. These heavy duty gears are heat treated, making them a great upgrade for Nitro RS4 3 owners who are using powerful engines.