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Suspension Specifications

	1993 - 1997	1998 - 2001
RPO Code	F41	F41
Steering Type	Power, Rack & Pinion	Power, Rack & Pinion
Steering Ratio	16.9:1	16.9:1
Turning Circle	37.9 ft (left)	37.9 ft (left)
Curb-to-Curb	40.6 ft (right)	40.6 ft (right)
Front Suspension	SLA / Coil Spring Over Shocks	SLA / Coil Spring Over Shocks
Front Spring Rate	39 N/mm, 223 lbs/in	45 N/mm, 257 lbs/in
Front Stabilizer Bar	30 mm, Tubular with links	28 mm, Tubular with links
Rear Suspension	Salisbury Axle with Torque Arm, Trailing Arm, Track Bar, Coil Springs, Shocks	Salisbury Axle with Torque Arm, Trailing Arm, Track Bar, Coil Springs, Shocks
Rear Spring Rate	16.9 N/mm, 95.4 lbs/in	19.9 N/mm, 114 lbs/in
Rear Stabilizer Bar	17 mm, Solid with links	15 mm, Solid with links
F/R Shocks	Direct Monotube Hydraulic with High Pressure Gas Charge	Direct Monotube Hydraulic with High Pressure Gas Charge
Front Brakes	10.7 inch vented disc, power assisted	11.9 inch vented disc, power assisted
Rear Brakes	9.5 inch Duo-Servo drum, power assisted	12 inch vented disc, power assisted
Tires	215/60R16	215/60R16
Air Pressure	30 psi	30 psi

GM Stock F-Body Springs
Eibach
G2
MAC
GM Stock F-Body Shocks

Links

Suspension Bind, Bushings, LCA and PHR Tech

Suspension Bind Tech

1993-2002 Suspension Tech Sheets

GM Stock F-body Springs

FRONT

22077189 (39 N/mm, 223 lbs/in) (93-97 V6)

22133438 (45 N/mm, 257 lbs/in) (98-00 V6)

22077197 (51 N/mm, 292 lbs/in) (93-00 V8)

22132887 (63 N/mm, 360 lb/in) (WS6, 1LE)

REAR

22077418 (16.9 N/mm, 95.4 lbs/in) (93-97 V6)

22077421 (19.9 N/mm, 114 lbs/in) (93-00 V8, 98-00 V6)

22132889 (23 to 30 N/mm, 130-170 lbs/in) (WS6, 1LE)

MISC

The stock V8s rear springs are used on 98+ V6 models (114 lbs/in).

The 98+ V6s have stiffer front springs (257 lbs/in) than earlier years.

Y87 cars have same springs as non-Y87.

Eibach

Here are 3831.240, 93-97 V6 spring rates, the front is linear, and the rear is progressive:

1" drop
Front = 351 lbs/in
Rear first = 80 - 137 lbs/in

And the spring rates for the 3870.240, 98+ V6 kit, both front and rear are progressive springs:

1.4" drop
Front = 377 - 600 lb/in
Rear = 80 - 137 lb/in

Technical Support
Eibach Springs, Inc.
949-752-6700 - X114

Here are the Super Spring rates, the front is linear, and the rear is progressive:

1.5" drop front, 1.625” rear
Front = 540 lbs/in
Rear = 140 - 180 lbs/in

MAC

Here are V8 spring rates, both the front and rear are progressive:

1.5" drop
Front = 450 - 515 lbs/in
Rear = 215 - 245 lbs/in

GM Stock F-body Shocks

FRONT

22151319 (93-97 V6)

22182495 (98-01 V6)

22171227 (1LE DeCarbon)

22140240 (1LE Koni)

22140189 (93-97 V8)

22182498 (98-01 V8)

REAR

22182505 (93-00 V6/V8)

10443949 (01 V6/V8)

22166714 (WS6)

22182505 (1LE DeCarbon)

22140228 (1LE Koni)

MISC

Extreme Sport Suspension Package (1LE 32mm front sway bar, 1LE front bushings, 1LE endlinks, 1LE PHR) GM p/n 12363906

Rear Wheel Jounce Bumper 15 mm Spacer kit GM p/n 12363935

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