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Ginetta G40 Suspension Specs (Reference)

Toe

  • 1mm out at the front
  • 1mm in at the rear

Anti-roll bars / Sway bars

GRDC 2017 specs mandated as follows:

    • Front: inner hole (hole 1, stiff)
    • Rear: outer hole (hole 3, soft)

Ride height

GRDC 2017 specs mandated as follows:

  • 95 mm ground to body (minimum)

G40 Cup (formerly GRDC+) 2018 specs:

  • 90 mm ground to body (minimum)

Camber

GRDC 2017 specs mandated as follows:

    • Front: 3mm + 2mm shim per side
    • Rear: 3mm + 2mm shim per side

Shock absorbers / Dampers

GRDC coilover make: Protech 400 Series, one way

  • C-spanner: 1.9 inch
  • Shock absorber settings: 13 clicks available, hard (stiff) is clockwise
  • Springs front: 800 lb/in
  • Springs rear: 425 lb/in

GRDC+ / G40 Cup coilover make: Quantum One.Zero, Ginetta branded (not sure about the spec), one way

  • C-spanner: 68-75 mm with lug (e.g. Gedore available from Amazon)
  • Shock absorber settings: 24 clicks available. Clockwise to set stiff. Adjust from stiffest to be sure of clicks. The rear shock is upside down compared to front, so the adjuster is at the top.
  • Springs front: 800 lb/in
  • Springs rear: 425 lb/in

See also