The specification that defines how the wheel is hooked up to the automobile’s hub on a 2018 Ram 3500 truck is a vital factor for wheel compatibility. It refers back to the association of the lug studs or bolts on the hub, and is often expressed as a quantity indicating the variety of studs/bolts and one other quantity representing the diameter of the circle fashioned by these studs/bolts. For instance, a specification of “8×6.5” signifies an eight-lug configuration with a bolt circle diameter of 6.5 inches.
Understanding this specification is paramount for guaranteeing correct wheel fitment and protected automobile operation. Utilizing wheels with an incorrect specification can result in wheel instability, injury to the hub and wheel, and doubtlessly catastrophic failure. Traditionally, producers have employed totally different specs throughout totally different fashions and mannequin years, necessitating cautious verification earlier than becoming aftermarket wheels or tires. The correct specification ensures safe wheel mounting, which is important for load-carrying capability and total driving security.