Traxxas 8159X Tires & Wheels 2.2" Canyon Trail / Chrome w/ Center Caps (Requires #8255A)Traxxas 8159X Tires & wheels, assembled, glued (2. 2" chrome wheels, Canyon Trail 5. 3 x 2. 2" tires) (2) center caps (2) (requires TRX8255A extended thread stub axle) 2. 2 chrome slotted mag wheels come assembled and ready to mount with pre installed foam inserts and mounted Canyon Trail 2. 2 x 5. 3 tires. Canyon Trail tires feature deep tread blocks for maximum traction on rough terrain with trail tuned foam inserts for realistic climbing action.