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ACDelco 8642478 Auto Trans Servo Piston


Brand:	ACDelco
Part Number:	8642478
UPC:	00036666109269
Weight:	0.2 lbs
Condition:	New

On Sale:

$38.58

Availability:

4 in Stock

Warehouse:

US-12

Quantity:

Product Information

Description:

Get the ACDelco 8642478 Auto Trans Servo Piston for your vehicle. Buy now and secure your purchase online!

GM Genuine Parts Automatic Transmission Servo Pistons are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM regularly updates production and service part designs to integrate new materials and technologies
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Materials:

Cast Aluminum with Graphite/Teflon Seal

Piston Height:

.491 in.

Piston Height:

12.46 mm

Programming Required:

Rotor Outside Diameter:

2.890 in.

Rotor Outside Diameter:

73.4 mm

Country of Origin:

Select a vehicle to narrow ACDelco 8642478 Auto Trans Servo Piston fitment info!

Last Updated: 03/12/2024

Years

Vehicle

Per Vehicle

Position

Fit Notes

Fitment Notes

Showing 100 fitments from page 2 of 5

Chevrolet G10

4.1L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G10

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

6.5L V8 Diesel OHV

1 4th

W/RING

Chevrolet G20

Chevrolet G20

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 4th

W/RING

Chevrolet G20

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4th W/RING

1 Per Vehicle

Chevrolet G20

6.2L V8 Diesel OHV

1 4th

W/RING

Chevrolet G20

Chevrolet G20

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G20

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G20

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

4.1L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G20

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1995

Chevrolet G30

5.7L V8 CNG OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet G30

5.7L V8 CNG OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

6.5L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet G30

6.5L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet G30

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

1993

Chevrolet G30

6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet G30

6.2L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1988

Chevrolet G30

7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

7.4L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G30

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G30

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1985

Chevrolet G30

5.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

5.0L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G30

4.1L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet G30

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet Impala

5.7L V8 Gas OHV

1 4th

W/RING

Chevrolet Impala

5.7L V8 Gas OHV

4th W/RING

1 Per Vehicle

1985

Chevrolet Impala

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet Impala

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet Impala

5.0L V8 Gas OHV,
5.7L V8 Diesel OHV,
5.7L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet Impala

5.0L V8 Gas OHV,
5.7L V8 Diesel OHV,
5.7L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1984

Chevrolet Impala

3.8L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet Impala

3.8L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1982

Chevrolet Impala

3.8L V6 Gas OHV,
4.4L V8 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV,
5.7L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet Impala

3.8L V6 Gas OHV,
4.4L V8 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Diesel OHV,
5.7L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K10

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K10

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K10

4.1L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1986

Chevrolet K10 Suburban

5.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10 Suburban

5.0L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K10 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1983

Chevrolet K10 Suburban

5.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K10 Suburban

5.0L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1999

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 4th

W/RING
Extended Cab Pickup
2 Doors

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4th W/RING
Extended Cab Pickup
2 Doors

1 Per Vehicle

1999

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 4th

W/RING
Extended Cab Pickup
3 Doors

Chevrolet K1500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4th W/RING
Extended Cab Pickup
3 Doors

1 Per Vehicle

Chevrolet K1500

6.5L V8 Diesel OHV Turbo

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K1500

6.5L V8 Diesel OHV Turbo

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K1500

6.5L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K1500

6.5L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

1993

Chevrolet K1500

6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K1500

6.2L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K1500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K1500 Suburban

5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K1500 Suburban

5.7L V8 Gas OHV

1 4th

W/RING

Chevrolet K1500 Suburban

Chevrolet K20

4.8L L6 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K20

4.8L L6 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1985

Chevrolet K20

4.3L V6 Gas OHV,
5.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K20

4.3L V6 Gas OHV,
5.0L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1985

Chevrolet K20 Suburban

5.0L V8 Gas OHV,
7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K20 Suburban

5.0L V8 Gas OHV,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K20 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K20 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1982

Chevrolet K20 Suburban

4.8L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K20 Suburban

4.8L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1996

Chevrolet K2500

5.7L V8 CNG OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K2500

5.7L V8 CNG OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K2500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K2500

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.5L V8 Diesel OHV Turbo,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K2500

6.5L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K2500

6.5L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet K2500

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K2500

4.3L V6 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

1993

Chevrolet K2500

6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet K2500

6.2L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

1992

Chevrolet K2500

6.5L V8 Diesel OHV Turbo

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K2500

6.5L V8 Diesel OHV Turbo

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K2500

7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K2500

7.4L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K2500

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet K5 Blazer

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K5 Blazer

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1982

Chevrolet K5 Blazer

4.1L L6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet K5 Blazer

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1987

Chevrolet R10

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet R10

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet R10 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING

Chevrolet R10 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING

1 Per Vehicle

1987

Chevrolet R10 Suburban

5.0L V8 Gas OHV

1 4th

W/RING

Chevrolet R10 Suburban

Chevrolet R1500 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

1 4th

W/RING

Chevrolet R1500 Suburban

5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING

1 Per Vehicle

1987

Chevrolet R20

4.3L V6 Gas OHV,
4.8L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet R20

4.3L V6 Gas OHV,
4.8L L6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

2004

Chevrolet S10

4.3L V6 Gas OHV

1 4th

W/RING

Chevrolet S10

4.3L V6 Gas OHV

4th W/RING

1 Per Vehicle

2003

Chevrolet S10

2.2L L4 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

2.2L L4 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

4.3L V6 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10

2.2L L4 Flex OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

2.2L L4 Flex OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10

-L BATTERY EV EV/BEV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

-L BATTERY EV EV/BEV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10

2.2L L4 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

2.2L L4 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

1993

Chevrolet S10

2.5L L4 Gas OHV

1 4th

W/RING
8th VIN Digit: A
Mfr Code: THM700-R4/4L60/MD8
RWD

Chevrolet S10

2.5L L4 Gas OHV

4th W/RING
8th VIN Digit: A
Mfr Code: THM700-R4/4L60/MD8
RWD

1 Per Vehicle

1993

Chevrolet S10

2.5L L4 Gas OHV,
2.8L V6 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10

2.5L L4 Gas OHV,
2.8L V6 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10

2.5L L4 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10

2.5L L4 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10

2.8L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10

2.8L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10

1.9L L4 Gas SOHC,
2.2L L4 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10

1.9L L4 Gas SOHC,
2.2L L4 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10

2.0L L4 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10

2.0L L4 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10 Blazer

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet S10 Blazer

4.3L V6 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet S10 Blazer

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10 Blazer

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10 Blazer

2.8L V6 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10 Blazer

2.8L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10 Blazer

2.5L L4 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10 Blazer

2.5L L4 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

1984

Chevrolet S10 Blazer

2.2L L4 Diesel OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10 Blazer

2.2L L4 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet S10 Blazer

1.9L L4 Gas SOHC,
2.0L L4 Gas OHV

1 4th

W/RING
Mfr Code: THM700-R4/4L60/MD8

Chevrolet S10 Blazer

1.9L L4 Gas SOHC,
2.0L L4 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet Silverado 1500

4.8L V8 Flex OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

4.8L V8 Flex OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

6.2L V8 Flex OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

6.2L V8 Flex OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

5.3L V8 Flex OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

5.3L V8 Flex OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

4.3L V6 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

4.3L V6 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L70-E

Chevrolet Silverado 1500

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L70-E

1 Per Vehicle

Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500

5.3L V8 FULL HYBRID EV-Gas FHEV OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Silverado 1500

6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L65-E

Chevrolet Silverado 1500

6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L65-E

1 Per Vehicle

2004

Chevrolet Silverado 1500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L65-E

Chevrolet Silverado 1500

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV

4th W/RING
Mfr Code: 4L65-E

1 Per Vehicle

2007

Chevrolet Silverado 1500 Classic

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 FULL HYBRID EV-Gas FHEV OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 1500 Classic

4.3L V6 Gas OHV,
4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 FULL HYBRID EV-Gas FHEV OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

2007

Chevrolet Silverado 1500 Classic

6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L65-E

Chevrolet Silverado 1500 Classic

6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L65-E

1 Per Vehicle

Chevrolet Silverado 2500

5.3L V8 Gas OHV,
6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Silverado 2500

5.3L V8 Gas OHV,
6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet SSR

6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L65-E

Chevrolet SSR

6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L65-E

1 Per Vehicle

Chevrolet SSR

5.3L V8 Gas OHV

1 4th

W/RING

Chevrolet SSR

Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L70-E

Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L70-E

1 Per Vehicle

Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Suburban 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet Suburban 1500

5.3L V8 Flex OHV

1 4th

W/RING

Chevrolet Suburban 1500

Chevrolet Suburban 1500

5.3L V8 Gas OHV

1 4th

W/RING

Chevrolet Suburban 1500

Chevrolet Tahoe

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV

1 4th

W/RING
Mfr Code: 4L60-E

Chevrolet Tahoe

4.8L V8 Gas OHV,
5.3L V8 Flex OHV,
5.3L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

ACDelco 8642478 Auto Trans Servo Piston

$38.58

Product Information

Description:

Features and Benefits:

Specifications:

Select a vehicle to narrow ACDelco 8642478 Auto Trans Servo Piston fitment info!

Chevrolet G10 4.1L L6 Gas OHV

1

4th

W/RINGMfr Code: THM700-R4/4L60/MD8

Chevrolet G10

4.1L L6 Gas OHV 4th W/RINGMfr Code: THM700-R4/4L60/MD8 1 Per Vehicle

Chevrolet G20 6.5L V8 Diesel OHV

1

4th

W/RING

Chevrolet G20

6.5L V8 Diesel OHV 4th W/RING 1 Per Vehicle

Chevrolet G20 4.3L V6 Gas OHV,5.0L V8 Gas OHV,5.7L V8 Gas OHV

1

4th

W/RING

Chevrolet G20

4.3L V6 Gas OHV,5.0L V8 Gas OHV,5.7L V8 Gas OHV 4th W/RING 1 Per Vehicle

Chevrolet G20 6.2L V8 Diesel OHV

1

4th

W/RING

Chevrolet G20

6.2L V8 Diesel OHV 4th W/RING 1 Per Vehicle

Chevrolet G20 4.3L V6 Gas OHV

1

4th

W/RINGMfr Code: THM700-R4/4L60/MD8

Chevrolet G20

4.3L V6 Gas OHV 4th W/RINGMfr Code: THM700-R4/4L60/MD8 1 Per Vehicle

Chevrolet G20 5.0L V8 Gas OHV,5.7L V8 Gas OHV,6.2L V8 Diesel OHV

1

4th

W/RINGMfr Code: THM700-R4/4L60/MD8

Chevrolet G20

5.0L V8 Gas OHV,5.7L V8 Gas OHV,6.2L V8 Diesel OHV 4th W/RINGMfr Code: THM700-R4/4L60/MD8 1 Per Vehicle

Chevrolet G20 4.1L L6 Gas OHV

1

4th

W/RINGMfr Code: THM700-R4/4L60/MD8

Chevrolet G20

4.1L L6 Gas OHV 4th W/RINGMfr Code: THM700-R4/4L60/MD8 1 Per Vehicle

Chevrolet G30 5.7L V8 CNG OHV

1

4th

W/RINGMfr Code: 4L60-E

Chevrolet G30

5.7L V8 CNG OHV 4th W/RINGMfr Code: 4L60-E 1 Per Vehicle

Chevrolet G30 6.5L V8 Diesel OHV

1

4th

W/RINGMfr Code: 4L60-E

Chevrolet G30

6.5L V8 Diesel OHV 4th W/RINGMfr Code: 4L60-E 1 Per Vehicle

Chevrolet G30 4.3L V6 Gas OHV,5.7L V8 Gas OHV,7.4L V8 Gas OHV

1

4th

W/RINGMfr Code: 4L60-E

Chevrolet G30

4.3L V6 Gas OHV,5.7L V8 Gas OHV,7.4L V8 Gas OHV 4th W/RINGMfr Code: 4L60-E 1 Per Vehicle

Chevrolet G30 6.2L V8 Diesel OHV

1

4th

W/RINGMfr Code: 4L60-E

Chevrolet G30

6.2L V8 Diesel OHV 4th W/RINGMfr Code: 4L60-E 1 Per Vehicle

Chevrolet G10

4.1L L6 Gas OHV

W/RING
Mfr Code: THM700-R4/4L60/MD8

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

6.5L V8 Diesel OHV

6.5L V8 Diesel OHV

4th W/RING

1 Per Vehicle

Chevrolet G20

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4.3L V6 Gas OHV,
5.0L V8 Gas OHV,
5.7L V8 Gas OHV

4th W/RING

1 Per Vehicle

Chevrolet G20

6.2L V8 Diesel OHV

6.2L V8 Diesel OHV

4th W/RING

1 Per Vehicle

Chevrolet G20

4.3L V6 Gas OHV

W/RING
Mfr Code: THM700-R4/4L60/MD8

4.3L V6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

W/RING
Mfr Code: THM700-R4/4L60/MD8

5.0L V8 Gas OHV,
5.7L V8 Gas OHV,
6.2L V8 Diesel OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G20

4.1L L6 Gas OHV

W/RING
Mfr Code: THM700-R4/4L60/MD8

4.1L L6 Gas OHV

4th W/RING
Mfr Code: THM700-R4/4L60/MD8

1 Per Vehicle

Chevrolet G30

5.7L V8 CNG OHV

W/RING
Mfr Code: 4L60-E

5.7L V8 CNG OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

6.5L V8 Diesel OHV

W/RING
Mfr Code: 4L60-E

6.5L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

W/RING
Mfr Code: 4L60-E

4.3L V6 Gas OHV,
5.7L V8 Gas OHV,
7.4L V8 Gas OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle

Chevrolet G30

6.2L V8 Diesel OHV

W/RING
Mfr Code: 4L60-E

6.2L V8 Diesel OHV

4th W/RING
Mfr Code: 4L60-E

1 Per Vehicle