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1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing

1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing
1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing
$127.99 ea
NEWARRIVING SOONEstimated Ship Date 05/26/2026 (If Ordered Today)201 Available from our supplier as of 05/08/2026
Model: 4826531
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]

Replacement injection-molded housing or case located under the power seat on a wide variety of 1986 & older GM vehicles. This case frequently breaks due to age and deterioration of the material. Gears, Solenoids, Cables, Motor & Coupler are NOT Included. When replacing the case, it will be necessary for you to transfer your existing gears & solenoids from your broken unit, into the new case. Each case is an exact reproduction produced in injection-molded white plastic material just like the original GM item. Excellent fit and superb quality. Replaces original GM Part numbers # 20225150, 201143360

Fitment Note: Fits LEFT = Driver Side. The seat track assembly should have 1 motor. (Not for use with 3 motor version.)

Buick Applications
  • 1979 - 1986 Buick Century Limited
  • 1980 - 1981 Buick Century Base
  • 1979 - 1986 Buick Century Custom
  • 1979 - 1981 Buick Century Sport
  • 1979 - 1979 Buick Century Special
  • 1980 - 1984 Buick Century Estate
  • 1985 - 1986 Buick Century Estate Wagon
  • 1984 - 1984 Buick Century Olympia Limited
  • 1983 - 1986 Buick Century T-Type
  • 1979 - 1986 Buick Electra Limited
  • 1980 - 1986 Buick Electra Estate Wagon
  • 1985 - 1986 Buick Electra T-Type
  • 1979 - 1979 Buick Electra 225
  • 1979 - 1986 Buick Electra Park Avenue
  • 1979 - 1979 Buick Estate Wagon Base
  • 1979 - 1983 Buick Estate Wagon
  • 1979 - 1986 Buick LeSabre Limited
  • 1979 - 1981 Buick LeSabre Base
  • 1982 - 1986 Buick LeSabre Custom
  • 1979 - 1981 Buick LeSabre Sport
  • 1985 - 1986 Buick LeSabre Estate Wagon
  • 1985 - 1985 Buick LeSabre Collector's Edition
  • 1982 - 1982 Buick LeSabre Limited Edition F/E
  • 1979 - 1986 Buick Regal Limited
  • 1980 - 1986 Buick Regal Base
  • 1979 - 1982 Buick Regal Sport
  • 1982 - 1983 Buick Regal Estate Wagon
  • 1983 - 1986 Buick Regal T-Type
  • 1984 - 1986 Buick Regal Grand National
  • 1982 - 1982 Buick Regal Limited Turbo
  • 1979 - 1980 Buick Riviera S
  • 1980 - 1985 Buick Riviera Base
  • 1981 - 1986 Buick Riviera T-Type
  • 1982 - 1982 Buick Riviera Limited Edition
  • 1983 - 1986 Buick Riviera Luxury
  • 1983 - 1983 Buick Riviera XX Anniversary Edition
Cadillac Applications
  • 1979 - 1985 Cadillac DeVille Base
  • 1986 - 1986 Cadillac DeVille Touring
  • 1979 - 1986 Cadillac DeVille d'Elegance
  • 1979 - 1985 Cadillac DeVille Cabriolet
  • 1979 - 1979 Cadillac DeVille Phaeton
  • 1979 - 1986 Cadillac DeVille
  • 1979 - 1986 Cadillac Eldorado
  • 1979 - 1986 Cadillac Eldorado Base
  • 1984 - 1985 Cadillac Eldorado Touring
  • 1979 - 1985 Cadillac Eldorado Cabriolet
  • 1979 - 1986 Cadillac Eldorado Biarritz
  • 1979 - 1986 Cadillac Fleetwood Base
  • 1979 - 1986 Cadillac Fleetwood Brougham
  • 1985 - 1985 Cadillac Fleetwood d'Elegance
  • 1979 - 1986 Cadillac Fleetwood Brougham d'Elegance
  • 1985 - 1986 Cadillac Fleetwood 75
  • 1985 - 1986 Cadillac Fleetwood 75 Formal
  • 1979 - 1984 Cadillac Fleetwood Formal
  • 1985 - 1986 Cadillac Fleetwood Brougham Commercial Chassis
  • 1979 - 1986 Cadillac Fleetwood
Chevrolet Applications
  • 1981 - 1981 Chevrolet Bel Air
  • 1979 - 1986 Chevrolet Caprice
  • 1986 - 1986 Chevrolet Caprice Base
  • 1979 - 1986 Chevrolet Caprice Classic
  • 1979 - 1980 Chevrolet Caprice Classic Landau
  • 1986 - 1986 Chevrolet Caprice Classic Brougham
  • 1979 - 1980 Chevrolet Caprice Classic Sport
  • 1979 - 1985 Chevrolet Impala Base
  • 1979 - 1980 Chevrolet Impala Sport
  • 1979 - 1979 Chevrolet Impala Landau
  • 1979 - 1985 Chevrolet Impala
  • 1979 - 1983 Chevrolet Malibu
  • 1979 - 1980 Chevrolet Malibu Base
  • 1979 - 1980 Chevrolet Malibu Sport
  • 1979 - 1979 Chevrolet Malibu Landau
  • 1979 - 1980 Chevrolet Malibu Classic
  • 1979 - 1980 Chevrolet Malibu Estate
  • 1979 - 1980 Chevrolet Malibu Classic Estate
  • 1979 - 1980 Chevrolet Malibu Classic Landau
  • 1979 - 1980 Chevrolet Malibu Classic Sport
  • 1979 - 1986 Chevrolet Monte Carlo Base
  • 1986 - 1986 Chevrolet Monte Carlo LS
  • 1980 - 1980 Chevrolet Monte Carlo Sport
  • 1979 - 1980 Chevrolet Monte Carlo Landau
  • 1985 - 1986 Chevrolet Monte Carlo SS
  • 1979 - 1986 Chevrolet Monte Carlo
Chevrolet Truck Applications
  • 1979 - 1986 Chevrolet El Camino
  • 1979 - 1986 Chevrolet El Camino Base
  • 1985 - 1986 Chevrolet El Camino Conquista
  • 1979 - 1980 Chevrolet El Camino Royal Knight
  • 1979 - 1986 Chevrolet El Camino SS
GMC Truck Applications
  • 1979 - 1986 GMC Caballero Base
  • 1979 - 1980 GMC Caballero Laredo
  • 1984 - 1986 GMC Caballero Amarillo
  • 1979 - 1986 GMC Caballero Diablo
  • 1979 - 1986 GMC Caballero
Oldsmobile Applications
  • 1979 - 1986 Oldsmobile 98
  • 1979 - 1980 Oldsmobile 98 Luxury
  • 1979 - 1986 Oldsmobile 98 Regency
  • 1984 - 1986 Oldsmobile 98 Regency Brougham
  • 1985 - 1986 Oldsmobile Calais
  • 1986 - 1986 Oldsmobile Calais Base
  • 1986 - 1986 Oldsmobile Calais GT
  • 1986 - 1986 Oldsmobile Calais ES
  • 1986 - 1986 Oldsmobile Calais Supreme
  • 1979 - 1986 Oldsmobile Custom Cruiser
  • 1979 - 1986 Oldsmobile Cutlass
  • 1980 - 1980 Oldsmobile Cutlass Base
  • 1980 - 1980 Oldsmobile Cutlass LS
  • 1980 - 1980 Oldsmobile Cutlass Brougham
  • 1979 - 1979 Oldsmobile Cutlass Vista Cruiser
  • 1979 - 1979 Oldsmobile Cutlass Vista Cruiser Brougham
  • 1979 - 1984 Oldsmobile Cutlass Calais
  • 1984 - 1984 Oldsmobile Cutlass Calais Base
  • 1984 - 1984 Oldsmobile Cutlass Calais Hurst
  • 1986 - 1986 Oldsmobile Cutlass Ciera S
  • 1986 - 1986 Oldsmobile Cutlass Ciera GT
  • 1984 - 1986 Oldsmobile Cutlass Ciera LS
  • 1986 - 1986 Oldsmobile Cutlass Ciera SL
  • 1984 - 1986 Oldsmobile Cutlass Ciera Brougham
  • 1986 - 1986 Oldsmobile Cutlass Ciera ES
  • 1986 - 1986 Oldsmobile Cutlass Ciera Holiday
  • 1984 - 1984 Oldsmobile Cutlass Ciera Cruiser LS
  • 1982 - 1986 Oldsmobile Cutlass Ciera
  • 1980 - 1980 Oldsmobile Cutlass Cruiser Base
  • 1980 - 1980 Oldsmobile Cutlass Cruiser Brougham
  • 1980 - 1983 Oldsmobile Cutlass Cruiser
  • 1979 - 1986 Oldsmobile Cutlass Salon
  • 1979 - 1986 Oldsmobile Cutlass Salon Base
  • 1979 - 1980 Oldsmobile Cutlass Salon Brougham
  • 1979 - 1986 Oldsmobile Cutlass Salon 442
  • 1979 - 1979 Oldsmobile Cutlass Salon Hurst
  • 1979 - 1986 Oldsmobile Cutlass Supreme Base
  • 1979 - 1986 Oldsmobile Cutlass Supreme Brougham
  • 1979 - 1986 Oldsmobile Cutlass Supreme
  • 1979 - 1986 Oldsmobile Delta 88
  • 1979 - 1980 Oldsmobile Delta 88 Base
  • 1980 - 1980 Oldsmobile Delta 88 Holiday
  • 1979 - 1986 Oldsmobile Delta 88 Royale
  • 1980 - 1986 Oldsmobile Delta 88 Royale Brougham
  • 1984 - 1984 Oldsmobile Delta 88 Royale Brougham LS
  • 1979 - 1986 Oldsmobile Toronado Brougham
  • 1979 - 1979 Oldsmobile Toronado XSR
  • 1980 - 1980 Oldsmobile Toronado XSC
  • 1979 - 1986 Oldsmobile Toronado
Pontiac Applications
  • 1980 - 1986 Pontiac Bonneville Base
  • 1984 - 1986 Pontiac Bonneville LE
  • 1980 - 1986 Pontiac Bonneville Brougham
  • 1980 - 1980 Pontiac Bonneville Safari
  • 1980 - 1986 Pontiac Bonneville
  • 1980 - 1981 Pontiac Catalina
  • 1980 - 1980 Pontiac Catalina Base
  • 1980 - 1980 Pontiac Catalina Safari
  • 1985 - 1986 Pontiac Grand Am Base
  • 1986 - 1986 Pontiac Grand Am SE
  • 1985 - 1986 Pontiac Grand Am LE
  • 1980 - 1986 Pontiac Grand Am
  • 1980 - 1983 Pontiac Grand LeMans
  • 1980 - 1980 Pontiac Grand LeMans Base
  • 1980 - 1980 Pontiac Grand LeMans Safari
  • 1980 - 1986 Pontiac Grand Prix Base
  • 1984 - 1986 Pontiac Grand Prix LE
  • 1984 - 1986 Pontiac Grand Prix Brougham
  • 1980 - 1980 Pontiac Grand Prix SJ
  • 1980 - 1980 Pontiac Grand Prix LJ
  • 1980 - 1986 Pontiac Grand Prix
  • 1980 - 1981 Pontiac Laurentian
  • 1980 - 1980 Pontiac LeMans Base
  • 1980 - 1980 Pontiac LeMans Safari
  • 1980 - 1981 Pontiac LeMans
  • 1980 - 1986 Pontiac Parisienne
  • 1984 - 1986 Pontiac Parisienne Base
  • 1984 - 1986 Pontiac Parisienne Brougham

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years
Buick Century 1979 - 1986
Buick Electra 1979 - 1986
Buick Estate Wagon 1979 - 1983
Buick LeSabre 1979 - 1986
Buick Regal 1979 - 1986
Buick Riviera 1979 - 1986
Cadillac DeVille 1979 - 1986
Cadillac Eldorado 1979 - 1986
Cadillac Fleetwood 1979 - 1986
Chevrolet Bel Air 1981
Chevrolet Caprice 1979 - 1986
Chevrolet El Camino 1979 - 1986
Chevrolet Impala 1979 - 1985
Chevrolet Malibu 1979 - 1983
Chevrolet Monte Carlo 1979 - 1986
GMC Caballero 1979 - 1986
Oldsmobile 98 1979 - 1986
Oldsmobile Calais 1985 - 1986
Oldsmobile Custom Cruiser 1979 - 1986
Oldsmobile Cutlass Calais 1979 - 1984
Oldsmobile Cutlass Ciera 1982 - 1986
Oldsmobile Cutlass Cruiser 1980 - 1983
Oldsmobile Cutlass Salon 1979 - 1986
Oldsmobile Cutlass Supreme 1979 - 1986
Oldsmobile Cutlass 1979 - 1986
Oldsmobile Delta 88 1979 - 1986
Oldsmobile Toronado 1979 - 1986
Pontiac Bonneville 1980 - 1986
Pontiac Catalina 1980 - 1981
Pontiac Grand Am 1980 - 1986
Pontiac Grand LeMans 1980 - 1983
Pontiac Grand Prix 1980 - 1986
Pontiac Laurentian 1980 - 1981
Pontiac LeMans 1980 - 1981
Pontiac Parisienne 1980 - 1986

Specifications:

Height 7 in
Length 4 in
Weight 1 lbs
Width 6 in

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1976-86 Buick, Chevrolet, Pontiac, Olds, Power Seat Track Transmission Housing: