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
1981
Regal
My Garage
75
View Garage
1973
Chevrolet
C20
Shop Parts
Filter Search
2002
Chevrolet
Malibu
Shop Parts
Filter Search
1968
Oldsmobile
Cutlass
Shop Parts
Filter Search
1962
Cadillac
Series 75 Fleetwood
Shop Parts
Filter Search
2006
Chevrolet
Malibu
Shop Parts
Filter Search
1982
Cadillac
DeVille
Shop Parts
Filter Search
1971
Chevrolet
Chevelle
Shop Parts
Filter Search
1958
Cadillac
Eldorado
Shop Parts
Filter Search
1969
Chevrolet
Chevelle
Shop Parts
Filter Search
1987
Oldsmobile
Cutlass
Shop Parts
Filter Search
1980
Cadillac
DeVille
Shop Parts
Filter Search
1978
Buick
Regal
Shop Parts
Filter Search
1980
GMC
C25/C2500
Shop Parts
Filter Search
1971
Oldsmobile
Cutlass
Shop Parts
Filter Search
1962
Oldsmobile
Cutlass
Shop Parts
Filter Search
1981
GMC
K35/K3500
Shop Parts
Filter Search
1962
Cadillac
60 Special
Shop Parts
Filter Search
1976
Pontiac
LeMans
Shop Parts
Filter Search
1964
Pontiac
LeMans
Shop Parts
Filter Search
1981
Chevrolet
C10
Shop Parts
Filter Search
1975
Cadillac
Calais
Shop Parts
Filter Search
1956
Cadillac
Series 75 Fleetwood
Shop Parts
Filter Search
1961
Chevrolet
Corvair
Shop Parts
Filter Search
1973
Pontiac
LeMans
Shop Parts
Filter Search
1963
Pontiac
LeMans
Shop Parts
Filter Search
1973
Buick
Riviera
Shop Parts
Filter Search
1992
Cadillac
Eldorado
Shop Parts
Filter Search
1965
Pontiac
GTO
Shop Parts
Filter Search
1965
GMC
K25/K2500
Shop Parts
Filter Search
1970
GMC
C25/C2500
Shop Parts
Filter Search
1962
Chevrolet
Suburban
Shop Parts
Filter Search
1959
Cadillac
Eldorado
Shop Parts
Filter Search
1976
Chevrolet
Chevelle
Shop Parts
Filter Search
1976
GMC
C35/C3500
Shop Parts
Filter Search
1978
Chevrolet
Malibu
Shop Parts
Filter Search
1963
Cadillac
DeVille
Shop Parts
Filter Search
1973
Chevrolet
K10
Shop Parts
Filter Search
1976
Cadillac
DeVille
Shop Parts
Filter Search
1964
Cadillac
Series 60 Fleetwood
Shop Parts
Filter Search
1968
Pontiac
Tempest
Shop Parts
Filter Search
2008
Cadillac
XLR
Shop Parts
Filter Search
1974
Chevrolet
Blazer
Shop Parts
Filter Search
2017
Cadillac
CTS
Shop Parts
Filter Search
1982
Buick
Regal
Shop Parts
Filter Search
1985
Cadillac
Eldorado
Shop Parts
Filter Search
1963
Buick
Skylark
Shop Parts
Filter Search
1966
Chevrolet
C30
Shop Parts
Filter Search
1974
GMC
C15/C1500
Shop Parts
Filter Search
1965
Buick
Skylark
Shop Parts
Filter Search
1937
Cadillac
Series 75
Shop Parts
Filter Search
1978
Oldsmobile
Cutlass
Shop Parts
Filter Search
1989
Cadillac
DeVille
Shop Parts
Filter Search
1968
Pontiac
LeMans
Shop Parts
Filter Search
1965
Cadillac
Eldorado
Shop Parts
Filter Search
1966
Pontiac
LeMans
Shop Parts
Filter Search
1970
Pontiac
GTO
Shop Parts
Filter Search
2011
Cadillac
STS
Shop Parts
Filter Search
2011
Cadillac
Escalade
Shop Parts
Filter Search
1964
Cadillac
Series 75 Fleetwood
Shop Parts
Filter Search
1964
Pontiac
Bonneville
Shop Parts
Filter Search
1980
Pontiac
LeMans
Shop Parts
Filter Search
1973
Chevrolet
Chevelle
Shop Parts
Filter Search
1981
Buick
Regal
Shop Parts
Filter Search
1963
Pontiac
Tempest
Shop Parts
Filter Search
1966
Chevrolet
Chevelle
Shop Parts
Filter Search
1986
Cadillac
Eldorado
Shop Parts
Filter Search
1967
Chevrolet
Chevelle
Shop Parts
Filter Search
1967
Pontiac
GTO
Shop Parts
Filter Search
1953
Cadillac
Series 75 Fleetwood
Shop Parts
Filter Search
1982
Chevrolet
C30
Shop Parts
Filter Search
1970
Buick
Riviera
Shop Parts
Filter Search
1963
Chevrolet
Corvair 95 FC
Shop Parts
Filter Search
1969
Chevrolet
El Camino
Shop Parts
Filter Search
1990
Chevrolet
Suburban
Shop Parts
Filter Search
1990
Chevrolet
Suburban
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
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
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
Regal
1981
Drivetrain
1981 Buick Regal
Drivetrain
Categories
Clutch Pedals
Differential & Rear-End Components
Driveshafts, Drive Chains, Couplers & Yokes
Shifters
Transmissions
Wheel/Axle Bearings & Seals
1981 Buick Regal
Drivetrain
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
89
Performance
258
Restoration
51
Part Type
Accelerator Cable
1
Accessory Switch
2
Auto Trans Assembly
7
Auto Trans Dipstick
10
Auto Trans Filter Kit
1
Auto Trans Flexplate
6
Auto Trans Kickdown Cable
3
Auto Trans Kickdown Cable Bracket
1
Auto Trans Lock-Up Torque Converter Control
2
Auto Trans Mount
1
Auto Trans Oil Cooler Assembly
1
Auto Trans Shift Handle
1
Auto Trans Shift Lever
5
Auto Trans Shift Lever Assembly
7
Auto Trans Shift Lever Boot
2
Auto Trans Shift Lever Knob
2
Auto Trans Shift Linkage Clip
1
Auto Trans Shift Rod Joint
1
Auto Trans Shifter Cable
4
Auto Trans Shifter Linkage
1
Auto Trans Shifter Plate
3
Auto Trans Torque Converter
3
Auto Trans Torque Converter Dust Cover
3
Auto/Manual Trans Shift Boot
3
Automatic Dual Clutch Transmission Mount
1
Automatic Transmission Adapter Plate Kit
2
Automatic Transmission Cable Bracket
2
Automatic Transmission Case Locator Pin
1
Automatic Transmission Differential Cover Gasket
2
Automatic Transmission Harness Clip
1
Automatic Transmission Range Selector Lever
1
Automatic Transmission Shift Detent Plate
1
Automatic Transmission Shift Lever Bushing
1
Automatic Transmission Shift Lever Detent
1
Automatic Transmission Shift Lever Handle Cover
1
Automatic Transmission Shifter Cable Lever
1
Automatic Transmission Torque Converter Cover
1
Axle Shaft
5
Axle Shaft Assembly
3
Axle Yoke
1
Bolt
2
Bolt Kit
29
Chassis Wiring Harness Clip
1
Clutch Bellcrank Boot
1
Clutch Bellcrank Bracket
1
Clutch Bellcrank Clip
1
Clutch Flywheel
14
Clutch Flywheel Counterweight
2
Clutch Flywheel Cover
1
Clutch Fork
1
Clutch Fork Boot
1
Clutch Kit
16
Clutch Lever
1
Clutch Master Cylinder
1
Clutch Pedal
1
Clutch Pedal Bushing
2
Clutch Pilot Bearing
2
Clutch Pressure Plate and Disc Set
1
Clutch Pressure Plate Bolt
1
Clutch Push Rod
1
Clutch Reservoir Bracket Kit
2
Differential
5
Differential Cover
13
Differential Cover Bolt
1
Differential End Yoke
1
Differential Oil Additive
1
Differential Rebuild Kit
1
Differential Ring and Pinion
10
Drive Axle Assembly
7
Drive Shaft Loop
1
Drive Shaft Transmission Slip Yoke
2
Engine Control Module
1
Engine Crankshaft Main Bearing Cap Stud
1
Engine Mount
1
Engine Oil Pan
1
Firewall Plate
4
Gear Oil
2
Grommet
1
HVAC Heater Hose Bracket
1
Manual Trans Assembly
8
Manual Trans Input Shaft
1
Manual Trans Shift Knob
20
Manual Trans Shift Lever
6
Manual Trans Shifter Lever Kit
20
Manual Transmission Shifter Assembly
2
Multi Purpose Grease
1
Speedometer Cable
3
Speedometer Cable Clip
1
Speedometer Drive Gear
4
Stud
1
Suspension Multi Purpose Bump Stop
13
Suspension Trailing Arm
1
Throttle Assist
1
Throttle Return Spring
1
Torque Converter Hardware
1
Transmission Control Module
1
Transmission Crossmember
9
Transmission Crossmember Brace
2
Transmission Drop Bracket
2
Transmission Fluid Additive
1
Transmission Mount
2
Universal Joint
2
Wheel Bearing Grease
1
Uncategorized
66
Category
Clutch Pedals
19
Differential & Rear-End Components
91
Driveshafts, Drive Chains, Couplers & Yokes
14
Shifters
90
Transmissions
222
Wheel/Axle Bearings & Seals
3
Price
$1 - $100
187
$101 - $200
45
$201 - $300
26
$301 - $400
52
$401 - up
88
New Arrival
New
14
Brand
AC Delco
2
American Powertrain
11
ARP
19
Auburn Gear
3
B&M
34
CPP
2
Derale
1
Detroit Speed
1
Eaton
2
Eddie Motorsports
9
Edelbrock
2
FiTech
1
G Force Performance
17
General Motors
1
GM Performance Parts
6
Holley
4
Hotchkis
1
Hurst Performance
10
Lakewood
1
LG Billet USA
1
Lokar
31
McLeod
43
Milodon
5
Moser Engineering
29
NRG
11
Painless Performance
2
Performance by OPGI
5
PML
11
Prothane
15
RESTOPARTS
6
Spoolfool Productions
1
TA Performance
3
TCI
7
TREMEC
6
USA Standard
5
Review Rating
ooooo
ooooo
51
ooooo
ooooo
19
ooooo
ooooo
5
ooooo
ooooo
1
ooooo
ooooo
3
Not Yet Reviewed
319
SALE
Bolt/Strap Set, U-Joint, 1.5" Bolt Length, 1.81" Center To Center, For 27mm Cap (SET)
ooooo
ooooo
$7.38
Save an extra 16%
Use
USA250
at checkout
ARP
Bolt Set, Bellhousing, LS Engine, M10 x 1.5 Thread Size (SET)
4 Finish Options
ooooo
ooooo
From
$29.99
Moser Engineering
Yoke, Moser GM Rear End, 30-Spline, w/Hardware (SET)
3 Style Options
ooooo
ooooo
$219.99
TA Performance
Girdle, Rear End, 7.5" 10-Bolt
ooooo
ooooo
$199.99
ARP
Bolt Set, Flywheel, ARP, Chevrolet V6/265-454 V8, 12 PT Pro Series (SET)
ooooo
ooooo
$23.99
SALE
Ball Stud, Clutch, 1961-81 A-Body, 1960-69 Corvair, Frame Side, 3/8-16"
ooooo
ooooo
$11.99
Save an extra 19%
Use
USA250
at checkout
NEW
Gasket, Differential Cover, GM 12-Bolt
ooooo
ooooo
$2.99
Moser Engineering
Axle, Moser, 1978-81 G-Body, 7.5" 10-Bolt, 26 Spline, Pr
ooooo
ooooo
$359.99
Bolt Set, PG/TH350/TH400/700R4 Bell Housing, Allen Head (SET)
7 Finish Options
ooooo
ooooo
From
$9.99
ARP
Bolt, Pressure Plate, ARP, Chevrolet 265-502 V8, 3/8"-16 Thread Size (SET)
2 Finish Options
ooooo
ooooo
From
$19.99
ARP
Bolt Set, Flexplate, ARP, Chevrolet 265-454 V8, Internal Balance, 12 PT (SET)
ooooo
ooooo
$21.99
ARP
Bolt Set, Ring Gear, ARP, GM 10 & 12 Bolt Rear End, 3/8"-24, 12pc (SET)
ooooo
ooooo
$34.99
SALE
Seat, Clutch Ball Stud, 1960-81, Transmission Control
ooooo
ooooo
$3.99
Save an extra 19%
Use
USA250
at checkout
Bolt Set, GM 10-Bolt, Allen Head (SET)
7 Finish Options
ooooo
ooooo
From
$9.99
Bolt Set, Pan Cover, Hex Head, TH350/TH400 (SET)
9 Finish Options
ooooo
ooooo
From
$8.99
Lakewood
Pilot Bushing, Clutch, Chevrolet, Bronze, Solid Type
ooooo
ooooo
$42.99
Bolt Set, GM 10-Bolt, 12-Point (SET)
ooooo
ooooo
$39.99
Eaton
Differential, Eaton, 7.5 10-Bolt, Posi
ooooo
ooooo
$696.99
NEW
Differential Cover, Chevy 10-Bolt, 8.5" & 8.6", Finned w/Hardware and Gasket
3 Finish Options
ooooo
ooooo
From
$85.99
Bolt Set, Pan Cover, Hex Head, 700-R4/4L60E (SET)
6 Finish Options
ooooo
ooooo
From
$14.99
Retainer Clip, "G" Shaped, 1964-88, Transmission Control
ooooo
ooooo
$1.99
Moser Engineering
Axle, Rear, Moser, 1978-88 G-Body, 10-Bolt 7.5"/7.625", 26-Spline, 28-7/16" Long
ooooo
ooooo
$189.99
TA Performance
Stud Kit, Bearing Cap, 3" Long (SET)
ooooo
ooooo
$34.99
Ring & Pinion Set, USA Standard, GM 10-Bolt 7.5"/7.6", 3.73 Ratio, Thick Gear (SET)
ooooo
ooooo
$397.99
Page 13 of 17 - 402 Items
«
11
12
13
14
15
»
Page 13 of 17 - 402 Items
«
11
12
13
14
15
»
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