Summary of recent changes
Current class specification.
Stock Traxxas Slash 2WD chassis, unmodified. Factory suspension positions. Traxxas/RPM aluminum parts per approved list. No sway bars. Min ride height 0.75". Added weight only within the main chassis plate.
Stock differential — no locking/modifying, must retain diff action. No ball diffs.
Stock XL-5 ESC and Titan 12T 550 brushed motor (unaltered). Stock bullet connectors, no soldering. No fans.
Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max. Stock center tray.
Stock Traxxas Slash: Slash Spec, Kumho Venture, BFGoodrich; also Proline Hoosier, Proline Hot Lap, DE Racing SC, DTX Bandito. Min tread 0.065".