Suspension

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Design

Springs

The data in the spreadsheet below was compiled from the following sources:

Car: 1996 SC2, STS Prepped
Driver: 175lbs
Left Front = 822lbs
Right Front = 701lbs
Left Rear = 461lbs
Right Rear = 486lbs
  • Natural frequencies were calculated from this spreadsheet
  • Motion ratios and unsprung weight were approximated by ProDarwin with help from Budman


Saturn S-Series Suspension Data
Spring Drop Front Drop Rear Rate Front Rate Rear Natural Freq. Front Natural Freq Rear
(in) (in) (lb/in) (lb/in) (Hz) (Hz)
OEM 0 0 126 129 1.3 1.7
H&R Race 1.4 1.3 310 250 2.04 2.37
H&R Sport 1.4 1.3 205 195 1.66 2.09
Eibach Pro Kit 1.3 1.1 149 91-159 1.42 1.89
Progress Group 1.8 1.8 200 170 1.64 1.95
Progress Group 1.3 1.3 156 150 1.45 1.83
Sprint 2.0 2.0 200 140 1.64 1.77
Sprint Extreme 2.5 2.5 200 140 1.64 1.77
Suspension Techniques 1.4 1.4 1.57 109 - 155 1.45 1.86
-- -- -- -- -- -- --
Coil Over (6k/8k) 1-4 1-4 336 448 2.13 3.17
Coil Over (8k/6k) 1-4 1-4 448 336 2.45 2.75
Custom 1-4 1-4 350 350 2.17 2.80
Custom 1-4 1-4 400 400 2.32 3.00
Custom 1-4 1-4 450 450 2.46 3.18
Custom 1-4 1-4 500 500 2.59 3.35
Custom 1-4 1-4 550 550 2.72 3.51
Custom 1-4 1-4 600 600 2.84 3.67
Custom 1-4 1-4 650 650 2.96 3.82

Swaybars

See Also

External Links