- Foundation of the GR40 front suspension system geometry
- Replaces both the heavy radiator support and the OEM K-member
- Weighs only 42 lbs.
- RIGID and STRONG
- The only such unit to have a lifetime warranty
- Rubber or solid motor mounting
- No motor mount option for motor plated cars
- Fits all known aftermarket long tube headers and is suitable for some turbo systems
- Includes mountings for MAR 5000 series anti-roll bar
- Designed for use with GR40 SLA system.
Due to revised geometry of GR40 SLA system, this unit accepts only GR40 steering racks or racks from 1979-2004 Mustangs with rack extenders installed (part number MSS 05 RX 1001) . Please see the S197 Product release article for more information on steering rack selection.
For more information please read the following:
"GR40 Kit for S197" - Griggs Racing
"The New GR40 Experience" - Griggs Racing