CHASSIS, SUSPENSION & BRAKES
 Cadillac CTS-V
A. 12499241
Shock Absorber Kit
• Performance-oriented kit consisting of two 45mm monotube front shocks and two 32mm self-leveling Nivomat rear shock absorbers
• Developed at the famed Nrburgring racetrack in Germany to work with the stock 2004–07 CTS-V suspension, providing exceptional road handling
• Nivomat rear shocks have a self-compensating hydropneumatic spring that helps maintain ride control, but also maintains level vehicle height when carrying passengers or cargo
Shock absorber kit improves handling, but may result in a harsher overall ride.
B. 88964607
Front Rotors
• Cross-drilled rotors for 2004–07 Cadillac CTS-V
• Sold as a pair C. 88964608
Rear Rotors
• Cross-drilled rotors for 2004–07 Cadillac CTS-V
• Sold as a pair 25534462 NEW
CTS-V Transmission Cooler Kit (not shown)
• Developed for SCCA T2 racing series
• Improved cooling during sustaining high speed driving Kit includes:
12480081 Pump
12480118 Clamp Pump Mount
12480087 Thermostat
25534489 Cooler
25534490
Bracket (Cooler Mount)
25534491 Fastener Kit
25534492 Plumbing Kit
25534493 Harness
25534482 Filter
25534494 Instruction Sheet
25534463 NEW Cadillac CTS-V Differential Cooler Kit (not shown)
• Developed for SCCA T2 racing series
• Improved cooling during sustaining high speed driving
Kit includes:
12480081 Pump
12480118 Clamp Pump Mount
25534477 Cooler/Differential
12480087 Thermostat
25534478 Fastener Package
25534479 Mounting Bracket
25534480 Plumbing Kit
25534481 Wiring Harness
25534482 Filter
25534483 Assembly Instructions
25534499 Fitting Differential Outlet Cobalt SS, Saturn ION Red Line D. 88958710
Heavy Duty Front Steering Knuckle for Chevrolet Cobalt
SS, Saturn ION Red Line, Left-hand E. 88958711
Heavy Duty Front Steering Knuckle for Chevrolet Cobalt SS, Saturn ION Red Line, Right-hand
• Designed to provide enhanced load capacity for off road use
• Designed to use the existing interfaces to the bearing, brake caliper, strut and control arm
• Installation requires caliper mounting bolts P/N 11588889, lower ball joint bolt P/N 11589341 and nut P/N 11511799 included with the kit
• Bearing spacer plate needs modification for installation
• Specific suspension point geometry—may induce increased tire wear during street duty W-Body: 2000–2005 Monte Carlo & Impala; 1997– 2003 Grand Prix F. 12498648
Strut Tower Braces
• Install these easy bolt-on braces on your car to reduce body flex for firmer feel when cornering
• Includes hardware and installation instructions G. 12498642
Heavy-Duty Rear Stabilizer Bar
• For reduced body roll, install this thick, 19mm rear bar
• Includes bushings H. 12498643
Heavy-Duty Front Stabilizer Bar
• Get the look and feel of performance with this sturdy 34mm front bar
• Includes bushings and end links I. 12498649
 Tubular Rear Trailing Arm Kit
• Replace your car’s production stamped steel parts with stronger tubular steel arms
• Rear suspension performance is increased with reduction in flex under load
• Includes two trailing arms J. 12498644
High-Performance Front Brake Upgrade Kit
• Attain increased braking performance with 12" vented disc rotors and high-performance brake pads
• Includes rotors, caliper mounting brackets, pads and bushings
Monte Carlo and Impala models already have this system installed as standard production. Will not fit stock Grand Prix “crosslace” wheels and spare tire may not fit. Heat generated by performance brake pads can cause rotor warping if not allowed to cool sufficiently between severe uses. K. 12498645
High-Performance Brake Pad Set
• Same pads used in brake kit P/N 12498644 (see above)
• Can be used with stock rotors and calipers
• Includes pads and bushings
Heat generated by performance brake pads can cause rotor warping if not allowed to cool sufficiently between severe uses W-Body: 2000–2005 Monte Carlo & Impala;
1997– 2003 Grand Prix Continued  A. 12498646
Heavy-Duty Front Brake Caliper Brackets
• Same brackets used in brake kit P/N 12498644 (see page 311)
• Includes brackets, bushings and pins
• Rotors equivalent to P/N 12498647 must be used
B. 12498647
Heavy-Duty Front Brake Rotors
• Same rotors used in brake kit P/N 12498644 (see page 311)
• Can be used separately with brackets P/N 12498646 FACTORY ENGINEERED RACE PARTS F & Y CAR 3rd Gen Camaro & Firebird GM Racing Brake Components
For the racer, GM Performance Parts offers a line of superior brake components for the F-car. Originally developed for the
1996 Corvette, the brake components are modified to fit
1993–1999 Camaro and Firebird models. They are intended for racing only and not street use. Available components include: 12480038
Mounting Bracket, Race-cut Rotor (not shown) 12480039
Mounting Bracket, Full Rotor (not shown) 12480041
Race-Cut Rotor, Left-hand Side (not shown)
12480042
Race-Cut Rotor, Right-hand Side (not shown) 12480044
Brake Pad Set, RR 1993–1997 (not shown) C. 12520231
Front Brake Caliper, Left-hand Side (Production Corvette) 12520232
Front Brake Caliper, Right-hand Side (Production Corvette) (not shown) 12528689
Front Brake Caliper, Left-hand Side (Production Corvette Grand Sport) (not shown) 12528690
Front Brake Caliper, Right-hand Side (Production Corvette Grand Sport) (not shown)
Lightweight Racing Aluminum Driveshaft
Lose less power transferred from the transmission to the rear axle. These lightweight aluminum driveshafts are designed for F-cars equipped with the MM6 six-speed manual transmission:
12564004
Aluminum Driveshaft (not shown)
• 1998–1999 LS1 with MM6 transmission .Corvette
The Corvette engineering group and GM Racing collaborated to develop components that improves the durability and performance of production-based 1997–2004 Corvettes in professional Showroom Stock racing. GM Performance Parts offers these winning parts in convenient, comprehensive kits to make your Corvette’s transformation from street car to racecar simple and straightforward. C5 racing parts are validated for off-road use only and are not intended for street car use. Modification with these parts will void the vehicle’s warranty.
C5 Corvette
D. 12480062
T1 Suspension Package
• Developed and approved for SCCA Touring 1 racing
• Comprehensive kit dramatically improves the handling of the Corvette
• Includes front and rear springs, front and rear stabilizer bars, stabilizer bar end links and isolators, upper and lower front A-arms
• Provides maximum performance when used with the SACHS shock absorbers (see below) 12480094
SACHS Shock Absorber, Front (not shown)
• Tuned for use with the T1 suspension package (see above)
• Sold individually; order two per vehicle 12480095
SACHS Shock Absorber, Rear (not shown)
• Tuned for use with the T1 suspension package (see above)
• Sold individually; order two per vehicle 12480093
Camber Spacer Kit (not shown)
• Includes parts for one wheel
Kit includes one of each of the following:
12480071 Camber Plate, Large 12480076 Camber Plate, Small
15688265 Bolt, Lower Control Arm 11516382 Nut, Lower Control Arm 12480080
C5 Transmission Oil Cooler Kit (not shown)
• Intended for cars equipped with the six-speed manual transmission and has been updated for use on Z06 and export-model Corvettes
• Includes transmission pump, cooler assembly, wiring harness, plumbing kit, filter bracket, thermal switch, brackets and fasteners E. 12499507
C5 Magnaride Suspension
• Upgrade your 1997–2002 Corvette with F45 suspension with Magnaride suspension
• Similar to 2003 Corvette with F55 Magnaride suspension
• Includes four shocks, controller and other components C6 Corvette
25534430
T1 Suspension Kit for C6 Corvette (not shown)
• Approved by the SCCA for racing in the T1 class
• Similar to the championship winning C5 kit, but made to fit the C6 This kit includes the following items:
25534418 Spring-Front 25534419 Spring-Rear
12480065 Bar-Anti-Roll Front 25534433 Bar-Anti-Roll Rear (4 rqd)
12480067 Link-Anti-Roll Bar (4 rqd) 12480068 Isolator-Front Anti-Roll Bar (2 rqd)
12480069 Isolator-Rear Anti-Roll 25534436 Arm-Front Upper LH Bar (2 rqd)
25534437 Arm-Front Upper RH 25534438 Arm-Front Lower LH
25534439 Arm-Front Lower RH 25534442 Arm-Rear Lower LH
25534443 Arm-Rear Lower RH | 
