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Kempton Speedway rules

Slash Street Stock Rules

v1
Class RulesSlash Street StockEffective Jul 28, 2026· Updated 3 months ago

Summary of recent changes

Current class specification.

Spec sheet

Governing
Notes
Open battery hard-case only, 8.44V max charge; stock diff; no cooling fans; min ride height 0.75in
Motor & ESC
Spec motor
Titan 12T 550 brushed, Hobbywing XR10 JustStock G3 13.5, or Traxxas BL-2s
ESC
Stock XL-5, XR10 JustStock G3, or Traxxas BL-2s
Battery & power
Battery chemistry
Any
Max voltage
8.44V
Hard case
Required
Tires
Spec tire
DE GT6, Proline Hot Laps, or Louise SC-Rocket M
Chassis & Suspension
Chassis
Stock Traxxas Slash 2WD (unmodified); LCG legal

1.Chassis

Stock Traxxas Slash 2WD chassis, unmodified. Factory suspension positions. Traxxas/RPM aluminum parts per approved list. No sway bars. Min ride height 0.75" (incl. body). Added weight only within the main chassis plate. Traxxas LCG chassis legal.

2.Transmission

Stock differential — no locking or modifying. Must retain diff action.

3.Motor & ESC

Stock XL-5 ESC and Titan 12T 550 brushed motor; or Hobbywing 13.5 XR10 Just Stock G3 sensored brushless; or Traxxas factory BL-2s combo. No cooling fans.

4.Battery

Open battery, hard-case only, 8.44V max charge. Stock center tray.

5.Wheels & tires

Any 2.2/3.0 SC wheel for the 2WD Slash (19mm F / 21.5mm R, 2+ vent holes). SC rule: DE GT6 (grooved or non-grooved), Proline Hot Laps, or Louise SC-Rocket M.

6.Shocks & springs

Traxxas tuning springs (uncut). Aluminum shock caps allowed. No 2-stage pistons.

Version history

v1Published.
Jul 28, 2026