1‑800‑243‑8355
Help
Contact Us
Free Shipping
Shipping Information
Manufacturer Rebates
How To Order
Payment Options
Return Policy
FAQs
Emissions Regulations
Gift Card Balance
Sponsorship Opportunities
Company
Request Catalog
OPGI Blog
Hours & Location
History
Frequent Buyer Points
Volume Discounts
Price Match Guarantee
Kit Swap Savings
Reviews
Careers
Clearance Sale
Archives
My Account
My Orders
My Wish List
As seen on
1978
Grand Prix
My Garage
1
View Garage
1978
Pontiac
Grand Prix
Shop Parts
Filter Search
Shop All Parts
+ Add Vehicle
Catalogs
Cart
Have a Question?
Ask our Experts
Mon‑Fri 8:00‑4:30 PT
Experts Offline
Interior
Door Handles & Hardware
Door & Window Handles, Door Hinges
Emblems
Reproduction, Aftermarket, Kits, Hardware
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Interior Accessories
Armrests, Carpet, Flooring, Consoles, Dash, Door, Glove Box
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Mirrors & Hardware
Mirrors, Mounting Hardware
Exterior
Bed Mats & Tonneau Covers
Bed Mats & Tonneau Covers
Decals
Decals, Body Stripes, Misc
Emblems
Reproduction, Aftermarket, Kits, Hardware
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Lamps & Lenses
Headlights, Lamps, Lenses, Bulbs, Hardware
Mirrors & Hardware
Mirrors, Mounting Hardware
Wheels & Accessories
Lug Nuts, Bolts, Studs, Wheels, Accessories
Body Parts & Trim
Bumpers & Hardware
Bumpers, Hardware, Inserts, Brackets
Convertible Tops & Accessories
Tops, Moldings, Boots, Hardware
Door Handles & Hardware
Door & Window Handles, Door Hinges
Mirrors & Hardware
Mirrors, Mounting Hardware
Moldings
Front End, Rear, Side, Window, Hardware
Sheet Metal & Body Panels
Doors, Hoods, Fenders, Quarter, Trunk, Floor, Armrest
Trunk Panels & Accessories
Mats, Dividers, Hardware, Accessories
Vinyl Tops
Tops, Modlings, Clips
Window
Glass, Motors, Regulators, Hardware
Suspension & Brakes
Brake Systems
Disc, Drum, Master Cylinders, Boosters, Pumps, Valves
Chassis & Suspension
Bushings, Mounts, Chassis, Steering, Suspension
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Engine & Drivetrain
Air & Fuel Delivery
Air Cleaners, Filters, Carburetors, Pumps, Tanks, Manifolds
Cooling & Heating
Air Conditioning, Controls, Fans, Motors, Cores, Radiators, Thermostats, Heaters, Pumps, Ducts
Decals
Decals, Body Stripes, Misc
Drivetrain
Differentials, Driveshafts, Chaines, Shifters, Transmissions, Bearings, Seals
Emblems
Reproduction, Aftermarket, Kits, Hardware
Engines & Components
Belts, Pulleys, Camshafts, Heads, Oiling Systems, Engines
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Fittings & Hoses
Fittings, Clamps, Brackets, Hoses, Lines, Plugs, Tubing, Valves
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Oils, Fluids & Sealer
Oils, Fluids, Grease, Lubricants, Grease, Cleaners, Sealers, Glues
Windshield Washer
Bottles, Pumps, Arms, Motors, Switches, Hardware
Audio & Electric
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Mobile Electronics
Antennas, Radios, Speakers, GPS, iPod, Bluetooth
Tools & More
Books
Owners Manuals, Service Manuals, History
Car Care & Paint
Covers, Cleaners, Waxes, Polishes, Paints, Coatings, Dyes, Markers
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gifts & Apparel
Shirts, Jackets, Hats, Plates, Garage Decor
Tools & Shop Equipment
Brake, Electrical, Engine, Fuel, Hand, Suspension, Wheel, Tire
×
We use cookies to ensure that we give you the best experience on our website. Click
here
for more information.
Got It
250th Anniversary Sale
Save up to 20% on Restoration - use code: USA250
Home
Grand Prix
1978
Chassis & Suspension
Suspension Components
1978 Pontiac Grand Prix
Suspension Components
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
128
Performance
155
Restoration
43
Part Type
Air Shock Absorber
6
Air Suspension Control Module
1
Air Suspension Pressure Sensor
1
Alignment Caster / Camber Tool
4
Alignment Shim
30
Bolt Kit
1
Caster / Camber Gauge
4
Coil Spring
21
Coil Spring Adjuster
1
Coil Spring Insulator
1
Coil Spring Lowering Kit/Shock Absorber Kit
1
Coil Spring Lowering Kit/Stabilizer Bar Kit
5
Coil Spring Set
2
Coil Spring/Stabilizer Bar Kit
4
Coilover Adjustable Spring Lowering Kit
5
Coilover Spring and Shock Assembly
2
Differential Carrier Bushing
2
Differential Mount Bushing
1
Disc Brake Adjuster Spindle
1
Disc Brake Spindle Set And Hardware Kit
3
Engine Mount
1
Exhaust Manifold Bolt
1
Four-Link Suspension Assembly
5
Frame Side Member Brace
2
Frame Side Member Reinforcement Brace
2
Leaf Spring Insulator
1
Shock Absorber
23
Shock Absorber Air Line
2
Shock Mount
1
Shock Mount Bracket
3
Shock Mounting Kit
1
Spring Compressor
2
Steering Bump Steer Assembly
1
Steering Tie Rod End
1
Steering Tie Rod End Adjusting Sleeve
4
Steering Tie Rod End Boot
1
Suspension Ball Joint
4
Suspension Ball Joint Bolt Kit
1
Suspension Ball Joint Boot
2
Suspension Ball Joint Bracket
4
Suspension Bushing Kit
3
Suspension Control Arm
16
Suspension Control Arm Bushing
1
Suspension Control Arm Bushing Kit
1
Suspension Control Arm Kit
11
Suspension Control Arm Shaft Kit
2
Suspension Kit
1
Suspension Lift Kit
1
Suspension Multi Purpose Bump Stop
24
Suspension Rebuild Kit
4
Suspension Shock Wrench
3
Suspension Stabilizer Bar
19
Suspension Stabilizer Bar Assembly
8
Suspension Stabilizer Bar Bracket
2
Suspension Stabilizer Bar Bushing
8
Suspension Stabilizer Bar Bushing Kit
1
Suspension Stabilizer Bar Hardware Kit
2
Suspension Stabilizer Bar Kit
3
Suspension Stabilizer Bar Link
1
Suspension Stabilizer Bar Link Spacer
1
Suspension Strut and Coil Spring Assembly
18
Suspension Strut Brace
2
Suspension Strut Mount Spacer
2
Suspension Trailing Arm
25
Suspension Trailing Arm Bolt
1
Suspension Trailing Arm Brace
2
Suspension Trailing Arm Bracket
2
Suspension Trailing Arm Hardware Kit
1
Torsion Bar Anchor Crossmember Link
1
Uncategorized
5
Category
Bolts & Studs
2
Bushings & Mounts
4
Chassis Components
2
Differential & Rear-End Components
13
Paints, Coatings, Dyes & Markers
1
Steering Components
23
Suspension Components
329
Suspension Tuning
10
Wheel/Axle Bearings & Seals
1
Price
$1 - $100
121
$101 - $200
33
$201 - $300
47
$301 - $400
16
$401 - up
109
New Arrival
New
7
Brand
AC Delco
4
Aldan American
13
Bilstein
2
CPP
20
Detroit Speed
14
Energy Suspension
2
Global West
4
Hellwig
3
Hotchkis
9
KYB
4
Monroe
7
Moog
4
Performance by OPGI
5
Prothane
30
QA1
41
RESTOPARTS
3
RideTech
35
Specialty Products
50
UMI Performance
45
Review Rating
ooooo
ooooo
35
ooooo
ooooo
15
ooooo
ooooo
1
Not Yet Reviewed
275
KIT
Specialty Products
Shims, Alignment Caster/Camber, 5/8" Opening, w/Tab, 1/16" Thick, 4-Piece (KIT)
ooooo
ooooo
$7.96
Discounted Kit
Save 20% with this bundle
Specialty Products
Shims, Duo Fit, Suspension Alignment, GM, 7/16"-1/2" Opening, 1/64" Thick, 25 Pc (SET)
ooooo
ooooo
$12.99
UMI Performance
Sway Bar Mount Set, UMI Performance, Axle Tube, 1964-88 A/G-Body (SET)
6 Axle Tube Diameter/Finish Options
ooooo
ooooo
$129.99
CPP
Shock Absorber, 1978-88 G-Body, Nitrogen, Rear
ooooo
ooooo
$49.99
Specialty Products
Shim Set, Duo Fit, Suspension Alignment, GM, Complete, 200Pc (SET)
ooooo
ooooo
$171.99
UMI Performance
Sway Bar Set, Rear, UMI Perf. 1-3/8" Solid, Axle/Chassis Mnt, 1978-88 G-Body (SET)
6 Axle Tube Diameter/Finish Options
ooooo
ooooo
$529.99
QA1
Coil-Overs, QA1 MOD Adjustable, 1978-88 G-Body, Rear (PAIR)
3 Weight Options
ooooo
ooooo
$2,213.99
Specialty Products
Shims, Caster/Camber, Suspension Alignment, GM, 1/2" Opening, 1/64" Thick, 50 Pc (SET)
ooooo
ooooo
$12.99
RideTech
ShockWaves, RideTech TQ Series, 78-88 G-Body, Front, Stock Arms (PAIR)
ooooo
ooooo
$2,220.99
RideTech
ShockWaves, RideTech TQ Series, 78-88 G-Body, Rear (PAIR)
ooooo
ooooo
$2,373.99
RideTech
Coilovers, RideTech TQ Series, 78-88 G-Body, Rear (PAIR)
ooooo
ooooo
$2,174.99
RideTech
ShockWaves, RideTech HQ Series, 78-88 G-Body, Front, Stock Arms (PAIR)
ooooo
ooooo
$1,024.99
RideTech
Swaybar, Rear, Adjustable, RideTech MuscleBar, 78-88 G-Body, 2.5" Axle Tube
ooooo
ooooo
$511.99
Specialty Products
Shims, Alignment Caster/Camber, 1/2" Opening, 1/16" Thick, No Tab, Box of 25 (SET)
ooooo
ooooo
$9.99
Specialty Products
Shim Set, Master, Suspension Alignment, GM, 750pc (SET)
ooooo
ooooo
$579.99
Detroit Speed
Sway Bar/Chassis Brace Set, Detroit Speed, 1978-88 G-Body, 1-3/8"
ooooo
ooooo
$634.99
KIT
Specialty Products
Shims, Alignment Caster/Camber, 5/8" Opening, w/Tab, 1/8" Thick, 4-Piece (KIT)
ooooo
ooooo
$7.96
Discounted Kit
Save 20% with this bundle
Specialty Products
Shims, Caster/Camber, Suspension Alignment, GM, 1/2" Opening, 1/16" Thick, 50 Pc (SET)
ooooo
ooooo
$57.99
Detroit Speed
Control Arm, Front, Detroit Speed, 1978-88 Chevelle/El Camino/Monte Carlo, Upper (PAIR)
ooooo
ooooo
$902.99
Detroit Speed
Speed 2 Set, Rear, Detroit Speed, 1978-88 G-Body
ooooo
ooooo
$2,495.99
Detroit Speed
Coilover Shock Conversion, Front, Detroit Speed, 1978-88 G-Body
ooooo
ooooo
$1,253.99
SALE
Tool, Rear Coil Spring Compressor
ooooo
ooooo
$79.99
Save an extra 6%
Use
USA250
at checkout
QA1
Coil-Overs, QA1 MOD Adjustable, 1973-77 A-Body, 1978-88 G-Body, Front (PAIR)
9 Weight Options
ooooo
ooooo
$2,006.99
Detroit Speed
Sway Bar, Tubular Rear, Detroit Speed, 1978-88 G-Body, 1"
ooooo
ooooo
$409.99
Page 10 of 14 - 329 Items
«
8
9
10
11
12
»
Page 10 of 14 - 329 Items
«
8
9
10
11
12
»
Free Ground Shipping
Free Ground Shipping on orders over $299 in the contiguous United States.
Shop Clearance
Save up to 55% on huge clearance deals on hundreds of items.
Earn Points for Free Parts
Earn points for every dollar you spend with OPGI’s Frequent Buyer Rewards Program.
Price Match Guarantee
We’ll price match any currently advertised retail price offered by a retail competitor.
Select Your Vehicle
Find parts that fit your vehicle
GM Cars
GM Trucks
Make
Model
Year
Go