Gaskets, Seals & O-Rings

Powerglide Throttle Valve Cover Gasket | 3840329

Part number: 3947L Replacement throttle valve cover gasket for the GM Powerglide two-speed automatic transmission, made by Precision International. It carries OEM part number 3840329.

Powerglide Output Shaft Support Gasket (Used w/ Trans-Brake)

Part number: 13267HP Output shaft support gasket for Powerglide automatic transmissions, made by Precision International. It is used with a trans-brake setup on this transmission, per the application...

Powerglide Governor Support Gasket | 3987943

Part number: 13306 Replacement governor support gasket for the GM Powerglide two-speed automatic transmission, made by Precision International. It carries OEM part number 3987943.

Powerglide Governor Gasket | 3818935

Part number: 3770L Governor gasket for the GM Powerglide two-speed automatic transmission, made by Precision International. It replaces OEM part number 3818935, the GM number for the Powerglide...

5R110W A518 A604 62TE A727 A904 C4 C6 E4OD TH350 TH400 Powerglide Fill Tube O-Ring

Part number: 3291L A fill tube and sensor O-ring from Precision International used across many transmissions, including 5R110W, A518, A604, 62TE, A727, A904, C4, C6, E4OD, TH350, TH400, A413, A31TH,...

Dipstick Filler Tube O-Ring (1980-2014) A4LD 4R44E 4R55E 5R55E 5R44E AOD AODE 4R70W 4R75E 4R75W Aluminum PowerGlide (1962-1973)

Part number: 58916 A dipstick filler tube o-ring for A4LD, 4R44E, 4R55E, 5R55E, 5R44E, AOD, AODE, 4R70W, 4R75E and 4R75W transmissions, plus aluminum Powerglide units built 1962-1973. It...

TH400 TH350 700R4 TH125 TH250 Powerglide Case Connector/Speedo Gear Fitting O-Ring

Part number: 44369B A rubber o-ring for the case connector in GM TH400, TH350, 700R4, TH125 and TH250 transmissions, made by Precision International from Buna-N material and replacing OEM part number...

700R4 4L60E TH350 Low-Reverse Powerglide Reverse Outer Lip Seal (1982-UP)

Part number: 1041AC An outer lip seal for the low-reverse clutch piston in GM's 700R4, 4L60E, and TH350 automatic transmissions, 1982-UP. It's also used as the reverse clutch outer lathe cut seal...

Powerglide Servo Cover Gasket (1962-1973) 3789086

Part number: 1575Fits: 1962-1973 A servo cover gasket for GM Powerglide transmissions, manufactured from 1962-1973, made by Precision International and replacing OEM part number 3789086. It is sold...

Powerglide Oil Pan Gasket - Fiber/Farpak (1962-1973) 3789148

Part number: 1566AFFits: 1962-1973 A fiber Farpak-style oil pan gasket for GM Powerglide transmissions built between 1962 and 1973. It is a replacement gasket that seals the pan to the case on these...

Powerglide Oil Pan Gasket - Cork (1962-1973) 3789148

Part number: 1566AFits: 1962-1973 A cork and rubber oil pan gasket for GM Powerglide automatic transmissions built between 1962 and 1973, matching OEM number 3789148, sold individually as one gasket...

700R4 4L60E TH350 Extension Housing w/o Flange 3932255

Part number: 1143BFits: 700R4, 4L60E, TH350, 4R70W, C4, BW8, ST300, TH180, TH200, TH200-4R, TH250, TH400, BW35, L4N71B A metal clad seal without flange for GM's TH350, 700R4 and 4L60E automatic...

Powerglide Pump Gasket (1962-1973) 3789022

Part number: 1567Fits: Powerglide · 1962-1973 A pump gasket for GM's Powerglide automatic transmission across model years 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and 1973,...

Powerglide Metal Clad Manual Control Shaft Seal (1962-1973) 3789137

Part number: 1570Fits: Powerglide · 1962-1973 Manual control shaft metal clad seal for GM Powerglide automatic transmissions built 1962 to 1973, made by Precision International under OEM number...

Powerglide|TH180|TH350|TH325|TH400|TH425 Metal Clad Front Pump Seal 8670283

Precision International part number: 38151LOur SKU: 1571 This is a high quality metal clad front pump seal for GM Powerglide, Turbo 180, Turbo 300, Turbo 325, Turbo 400, Turbo

Powerglide Manual Lever Shaft O-Ring (1962-1973) 8654341

Part number: 1578Fits: Powerglide, AX4N, CD4E, LA4AEL, TH700-R4 · 1962-1973 A manual lever shaft O-ring for GM Powerglide automatic transmissions built 1962-1973, made by Precision International to...

Powerglide Modulator Gasket (1962-1973) 62575218

Part number: 1576Fits: Powerglide · 1962-1973 A modulator gasket for GM's Powerglide automatic transmission, covering units built 1962-1973, made by Precision International. Its OEM number is...

TH400 Powerglide Pump Bolt O-Ring (1962-1965) 3789013

Part number: 1574 A pump bolt O-ring for GM Powerglide transmissions (1962-1965), made by Precision International. Each Powerglide uses seven of these O-rings, and this listing is for one. It...

Powerglide Front Pump L/C Seal (1962-1973) 3789013

Part number: 1573Fits: Powerglide · 1962-1973 A lathe cut front pump seal for GM Powerglide automatic transmissions built between 1962 and 1973, OEM part number 3789013. It is made by Precision...

Powerglide Servo Cover O-Ring (1962-1973) 3789087

Part number: 1577Fits: Powerglide · 1962-1973 A new servo cover O-ring for GM Powerglide automatic transmissions built between 1962 and 1973, matching OEM number 3789087, sold individually as just...