Saginaw 4 Speeds Overhaul Kit

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Saginaw 4 Speeds Manual Transmission Rebuild Kit and Parts

These quality manual transmission parts, rebuild kits and overhaul parts for Saginaw 4 speed manual transmission parts and rebuild parts kits are designed to be top of the line overhaul kits. We have include information on how to identify individual transmissions, application information, model year, detailed kit and part availability by transmission type. Saginaw transmissions are covered in this section 4 speed's, rear wheel drive (RWD). Typically used in the following GM cars and Light Trucks and Vans:  Buick Century, Regal, Skylark, Special, Special Delux, GS, Lesabre, Wildcat, Electra, Century, Centurion, Skylark, Regal.  Chevrolet Astro Van, Bel Air, Biscayne, Impala, Camaro, Chevelle, El Camino, Malibu, Monza, Vega, Nova, Chevy II.  GMC Caballero, Spirit, and Safari Van.  Oldsmobile Cutlas Jetstar, Cruiser 88, Delmont, Delta, Dynamic, F88, Omega, Starfire, Vista, 442.  Pontiac Astre, Firebird, Trans AM, J2000, Lemans, Lemans GTO, Tempest and Pheonix.  Give us a call toll free 800-216-1632 and ask about our good take out (used parts) and let us help save you some money!

 

Different overhaul kits are available depending on the extent of the overhaul that you plan, the contents of the kits are described as follow:

      DTSBKXXX Kits (RWD): Main case bearings, gaskets, seals. You may also want to add new bearing retainer, nuts, dogs & wires, extension housing bushing, small parts kit, shifter bushings.
Syncro rings are not included in these kits.
 
DTSBKXXXWS Kits (RWD): Main case bearings, gaskets, seals. You may also want to add bearing retainer, nuts, dogs & wires, extension housing bushing, small parts kit, shifter bushings. Syncro rings are included in these kits.

Information and parts are provide for the following Transmission: Saginaw 4 Speed (RWD), an illustrated parts drawing is provided for the Saginaw 4 speed.

IDENTIFICATION - Cast iron case and extension housing with 7-bolt side cover. Fully synchronized with 30 tooth syncro rings.

 

Identification and ratio information is provide below these groves are typically cut across the clutch spline on the input shaft:

 

Saginaw 4 speed
Number of ID Groves

1st

2nd

3rd

4th
No Groves

2.84

2.01

1.35

1.00
1

2.54

1.80

1.44

1.00
2

3.11

2.20

1.47

1.00
3

3.50

2.47

1.65

1.00

 

4 Speeds have 5 step cluster gear, straight cut reverse gear on the outside of the 1-2 slider with three shorter cams in the side cover.

It's easy to get the correct parts the first time from drivetrain.com.  Using the application tables below just locate your vehicle model, model year,  number of cylinders and engine size read across to identify correct overhaul kit part number.  Make a note of the part number and complete our secure easy order form .
 
Below you will find parts for the Saginaw 4 speed transmission used in Buick,  Chevrolet, GMC, Oldsmobile and Pontiac.   In addition to these overhaul kits we can provide miscellaneous kits and hardparts, don't see what you need just give us a call.

 

  Model Cyl. Eng. Year Overhaul Kit Overhaul Kit with Syncros
BUICK          
  CENTURY and REGAL 6 cyl 250ci 1977-79 DTSBK115 DTSBK115WS
  CENTURY and REGAL 6 cyl 196ci 1978-79 DTSBK115 DTS BK115WS
  SKYLARK 6 cyl 3.8L 1978-79 DTSBK115 DTSBK115WS
  SPECIAL, SPECIAL DELUXE, GS, LESABRE, WILDCAT, ELECTRA, CENTURY, CENTURION, SKYLARK and REGAL 8 cyl 260ci 1976 DTSBK115 DTSBK115WS
  SPECIAL, SPECIAL DELUXE, GS, LESABRE, WILDCAT, ELECTRA, CENTURY, CENTURION, SKYLARK and REGAL 8 cyl 3OOci     1964-66 DTSBK166 DTSBK166WS
  SPECIAL, SPECIAL DELUXE, GS, LESABRE, WILDCAT, ELECTRA, CENTURY, CENTURION, SKYLARK and REGAL 6 cyl 225ci 1964-67 DTSBK115 DTSBK115WS
  SPECIAL, SPECIAL DELUXE, GS, LESABRE, WILDCAT, ELECTRA, CENTURY, CENTURION, SKYLARK and REGAL 6 cyl 250ci 1968-75 DTSBK115 DTSBK115WS
  SPECIAL, SPECIAL DELUXE, GS, LESABRE, WILDCAT, ELECTRA, CENTURY, CENTURION, SKYLARK and REGAL 6 cyl 231 ci     1975-77 DTSBK115 DTSBK115WS
CHEVROLET          
  ASTRO VAN 4cyl 2.5L 1985-86 DTSBK115 DTSBK115AWS
  BEL AIR, BISCAYNE and IMPALA 8cyl 283ci 1966-67 DTSBK115 DTSBK115WS
  CAMARO 8cyl 283ci 1967 DTSBK115 DTSBK115WS
  CAMARO 8 cyi 302ci 1977 DTSBK115 DTSBK115WS
  CAMARO 6cyl 231ci 1977 DTSBK115 DTSBK115WS
  CAMARO 8cyl 5.0L 1980 DTSBK115 DTSBK115WS
  CAMARO 6cyl 2.8L 1982 DTSBK115 DTSBK115WS
  CAMARO 8 cyi 327ci 1967-69 DTSBK115 DTSBK115WS
  CAMARO 6cyl 230ci 1967-69 DTSBK115 DTSBK115WS
  CAMARO 6cyl 250ci 1967-79 DTSBK115 DTSBK115WS
  CAMARO 8 cyi 350ci 1967-79 DTSBK115 DTSBK115WS
  CAMARO 8 cyi 307ci 1968-73 DTSBK115 DTSBK115WS
  CAMARO 8 cyi 305ci 1975-79 DTSBK115 DTSBK115WS
  CAMARO 6cyl 3.8L 1980-81 DTSBK115 DTSBK115WS
  CAMARO 4cyl 2.5L 1982-84 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 267ci 1979 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 283ci 1966-67 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 327ci 1967-69 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 350ci 1967-79 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 307ci 1968-73 DTSBK115 DTS BK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 260ci 1975-77 DTSBK115 DTSBK115WS
  CHEVELLE, EL CAMINO and MALIBU 8 cyl 305ci 1978-81 DTSBK115 DTSBK115WS
  MONZA and VEGA 4 cyl 140ci 1971-80 DTSBK115 DTSBK115WS
  MONZA and VEGA 8 cyl 262ci 1975-77 DTSBK115 DTSBK115AWS
  MONZA and VEGA 8 cyl 262ci 1975-77 DTSBK115 DTSBK115WS
  MONZA and VEGA 6 cyl 3.8L 1975-80 DTSBK115 DTSBK115WS
  MONZA and VEGA 8 cyl 305ci 1977-79 DTSBK115 DTSBK115WS
  MONZA and VEGA 6 cyl 3.2L 1978-80 DTSBK115 DTSBK115WS
  NOVA and CHEVY II 8 cyl 302ci 1977 DTSBK115 DTSBK115WS
  NOVA and CHEVY II 8 cyl 283ci 1966-67 DTSBK115 DTSBK115WS
  NOVA and CHEVY II 8 cyl 307ci 1968-73 DTSBK115 DTSBK115WS
  NOVA and CHEVY II 6 cyl 260ci 1975-77 DTSBK115 DTSBK115WS
  NOVA and CHEVY II 8 cyl 305ci 1976-79 DTSBK115 DTSBK115WS
GMC          
  CABALLERO and SPIRIT 8cyl 267ci 1979 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 8cyl 307ci 1971-73 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 8cyl 350ci 1971-79 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 8cyl 260ci 1975-77 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 8cyl 305ci 1976-79 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 6 cyl 3.8L 1980-81 DTSBK115 DTSBK115WS
  CABALLERO and SPIRIT 8cyl 5.0L 1980-81 DTSBK115 DTSBK115WS
  SAFARI VAN   2.5L 1985-86 DTSBK115 DTSBK115AWS
OLDSMOBILE          
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 6cyl 250ci 1976 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 4 cyl 140ci 1975-77 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 6cyl 231ci 1975-79 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 8 cyl 260ci 1975-79 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 8 cyl 305ci 1975-79 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 4 cyl 151ci 1977-79 DTSBK115 DTSBK115WS
  CUTLASS JETSTAR, CRUISER 88, DELMONT, DELTA, DYNAMIC, F88, OMEGA, STARFIRE, VISTA, and 442 4 cyl 2.5L 1980-84 DTSBK115 DTSBK115WS
PONTIAC          
  ASTRE 4 cyl 151ci 1977 DTSBK115 DTSBK115WS
  ASTRE 4 cyl 140ci 1975-77 DTSBK115 DTSBK115WS
  ASTRE 6 cyl 231 ci 1976-77 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 8cyl 326ci 1967 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 8 cyl 5.0L 1980 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 6cyl 230ci 1967-69 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 6cyl 250ci 1967-76 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 8cyl 350ci 1968-78 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 8cyl 305ci 1975-79 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 8cyl 301 ci 1977-79 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 6cyl 231ci 1977-81 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 6cyl 229ci 1979-81 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 6cyl 2.8L 1982-84 DTSBK115 DTSBK115WS
  FIREBIRD and TRANS AM 4cyl 2.5L 1982-84 DTSBK115 DTSBK115WS
  J2000, SUNBIRD and SUNFIRE 4 cyl 140ci 1975-78 DTSBK115 DTSBK115WS
  J2000, SUNBIRD and SUNFIRE 6cyl 231ci 1976-78 DTSBK115 DTSBK115WS
  J2000, SUNBIRD and SUNFIRE 4 cyl 151ci 1977-80 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 8 cyl 305ci 1977 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 8 cyl 301 ci 1979 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 6 cyl 231 ci 1977-79 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 6 cyl 230ci 1966-67 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 6 cyl 250ci 1968-76 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 8 cyl 350ci 1968-77 DTSBK115 DTSBK115WS
  LEMANS, LEMANS GTO and TEMPEST 8 cyl 250ci 1975-79 DTSBK115 DTSBK115WS
  PHOENIX 6 cyl 231 ci 1978-79 DTSBK115 DTSBK115WS

 

Drawing Ref #

Part Number

Description

Type

Years
  Syncro Ring Kits
  SRK-115 Syncro Ring Kit 4 Speed

1966-85
  Miscellaneous Kits
  K00131-8 Gasket and Seal Kit 4 Speed

1966-87
  ALTSP301-50 Small Parts Kit     
  WT301-K Dog and Wire Kit  

1966-87
  Miscellaneous Parts
2.5 TRS344702K Syncro Assembly, 3 Speed 2-3 & 4 Speed 3-4

 

 
6 TRS344724B Bearing Retainer, 4 5/8" Diameter Car

 

 
6 TRS344724C Bearing Retainer, 5 1/8" Diameter Truck    
10 TRS344819A Reverse Idler Gear  

 
12 TRSTSWT301-12 1st Gear 3 speed  

 
15 WT301-15 Syncro Slider 3 speed 2-3 & 4 speed     
21 TRS344582B 2nd Gear 26 teeth    
54 TRS44066 Tail housing Bushing    
59 TRS344842 Shift Fork, 4 speed 3-4    
60 WT302-23 Shift Fork 4 speed 1-2    
71 7410 3-4 Shift Shaft Seal    
72 AS162 1-2, Reverse Shifter O-Ring    
72 AS192 Reverse Shifter O-Ring    
114 WT301-3 Counter Shaft Pin, 9 9/16" OA    
  AWT301.36 3 Speed Reverse Gear on Main Shaft    
  GK-SAG Gear Kit including input, cluster, 2nd gear and 3rd gear 3.50 1st
2.48 2nd
1.65 3rd
1.1 4th
This gear kit will work only on transmissions with thick reverse idler, i.e. reverse gear on counter shaft has to be right net to second, if it is equally spaced between 1st and 2nd it will not work