HPI Terra-Pin Tires S-Compound 170x85mm (2) HPI4465 PT35 allows users to read ESC

allows users to read ESC data or update ESC firmware via a smartphone (installed with the HW LINK app)

This is much stronger than the stock plastic idler gear but not indestructible so it is important to use black or white grease on the gears and reapply frequently to prolong its life along with proper slipper adjustments

Two HPI Alloy Knuckles with screws

Perfect replacement for all Associated 1/10 vehicles

Scale inspired cab

HPI Terra-Pin Tires S-Compound 170x85mm (2) HPI4465 PT35 allows users to read ESCThese are HPI Racing Terra Pin S Compound Tires for the HPI Savage XL. Made of black rubber. Terra Pin Tread. S Compound. Specs: Outside Diameter: 6. 69" (170mm) Inside Diameter: 3. 03" (77mm) Width: 3. 31" (84mm) Requires: Wheels and Tire Glue