SPC Rear Toe Bushing | Chrysler 300C/Dodge Challenger & Charger (05-23) (66055)Rear Toe Bushing by SPC Performance Extend the range of rear toe adjustment by 1. 5 on the rear of the Chrysler LX platform by installing SPC's offset bushing. The OE rear toe cam on the Challenger, Charger, 300, Magnum, and Pacifica gives you a 1. 0 window of adjustment. This is often not enough, especially if the suspension has been modified. Simply replace the OE bushing with SPC's offset bushing and use the factory cam to fine tune adjustment. The