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  2. Auto Parts
  3. Trans Components - Automatic
  4. Trans Hard Parts
  5. Auto Trans Servo Piston
  6. ACDelco 8642478 for 2007

ACDelco 8642478 Auto Trans Servo Piston
for 2007 (please select make/model)

ACDelco 8642478 Auto Trans Servo Piston - 2007

ACDelco
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 2007. 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:
No
Rotor Outside Diameter:
2.890 in.
Rotor Outside Diameter:
73.4 mm
Country of Origin:
US

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

Last Updated: 03/12/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

2007

 

2006

 

2005

 

2004

 

2007

 

2006

 

2005

 

2004

 
Buick Rainier

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

Buick Rainier



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Chevrolet Avalanche

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Chevrolet Avalanche



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

2008

 

2007

 

2008

 

2007

 
Chevrolet Avalanche

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L70-E
 

Chevrolet Avalanche



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

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Colorado

2.9L L4 Gas DOHC,
3.7L L5 Gas DOHC
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Chevrolet Colorado



2.9L L4 Gas DOHC,
3.7L L5 Gas DOHC

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

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
Chevrolet Express 1500

5.3L V8 Flex OHV
1
 
4th
 
W/RING
 

Chevrolet Express 1500



5.3L V8 Flex OHV

4th W/RING

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 
Chevrolet Express 1500

4.3L V6 Gas OHV
1
 
4th
 
W/RING
 

Chevrolet Express 1500



4.3L V6 Gas OHV

4th W/RING

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Chevrolet Express 1500

5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

Chevrolet Express 1500



5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
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

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
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

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
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

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
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

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
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

2007

 

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

 

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

2008

 

2007

 

2008

 

2007

 
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

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
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

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
Chevrolet Tahoe

5.3L V8 Flex OHV
1
 
4th
 
W/RING
 

Chevrolet Tahoe



5.3L V8 Flex OHV

4th W/RING

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 
Chevrolet Tahoe

4.8L V8 Gas OHV,
5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

Chevrolet Tahoe



4.8L V8 Gas OHV,
5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
Chevrolet Trailblazer

4.2L L6 Gas DOHC
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Chevrolet Trailblazer



4.2L L6 Gas DOHC

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

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2009

 

2008

 

2007

 

2006

 
Chevrolet Trailblazer

6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L70-E
 

Chevrolet Trailblazer



6.0L V8 Gas OHV

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

1 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
Chevrolet Trailblazer

5.3L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Chevrolet Trailblazer



5.3L V8 Gas OHV

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

1 Per Vehicle

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
GMC Canyon

2.9L L4 Gas DOHC,
3.7L L5 Gas DOHC
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Canyon



2.9L L4 Gas DOHC,
3.7L L5 Gas DOHC

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

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2009

 

2008

 

2007

 

2006

 

2005

 
GMC Envoy

5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

GMC Envoy



5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Envoy

4.2L L6 Gas DOHC
1
 
4th
 
W/RING
 

GMC Envoy



4.2L L6 Gas DOHC

4th W/RING

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 
GMC Savana 1500

5.3L V8 Flex OHV
1
 
4th
 
W/RING
 

GMC Savana 1500



5.3L V8 Flex OHV

4th W/RING

1 Per Vehicle

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 

2014

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

1998

 

1997

 

1996

 
GMC Savana 1500

4.3L V6 Gas OHV
1
 
4th
 
W/RING
 

GMC Savana 1500



4.3L V6 Gas OHV

4th W/RING

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
GMC Savana 1500

5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

GMC Savana 1500



5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Sierra 1500

5.3L V8 Flex OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Sierra 1500



5.3L V8 Flex OHV

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

1 Per Vehicle

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2013

 

2012

 

2011

 

2010

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
GMC Sierra 1500

4.3L V6 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Sierra 1500



4.3L V6 Gas OHV

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

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 
GMC Sierra 1500

6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Sierra 1500



6.0L V8 Gas OHV

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

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2000

 

1999

 
GMC Sierra 1500

4.8L V8 Gas OHV,
5.3L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Sierra 1500



4.8L V8 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2008

 

2007

 

2006

 

2008

 

2007

 

2006

 
GMC Sierra 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
 

GMC Sierra 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

2007

 

2007

 
GMC Sierra 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
 

GMC Sierra 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

 

2007

 
GMC Sierra 1500 Classic

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: 4L65-E
 

GMC Sierra 1500 Classic



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: 4L65-E

1 Per Vehicle

2007

 

2007

 
GMC Sierra 1500 Classic

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
 

GMC Sierra 1500 Classic



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

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Yukon

5.3L V8 Flex OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Yukon



5.3L V8 Flex OHV

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

1 Per Vehicle

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2009

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon

4.8L V8 Gas OHV,
5.3L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Yukon



4.8L V8 Gas OHV,
5.3L V8 Gas OHV

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

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
GMC Yukon XL 1500

5.3L V8 Flex OHV,
5.3L V8 Gas OHV,
6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L70-E
 

GMC Yukon XL 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

2008

 

2007

 

2008

 

2007

 
GMC Yukon XL 1500

6.0L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Yukon XL 1500



6.0L V8 Gas OHV

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

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 
GMC Yukon XL 1500

5.3L V8 Flex OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Yukon XL 1500



5.3L V8 Flex OHV

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

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2002

 

2001

 
GMC Yukon XL 1500

5.3L V8 Gas OHV
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

GMC Yukon XL 1500



5.3L V8 Gas OHV

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

1 Per Vehicle

2007

 

2006

 

2005

 

2007

 

2006

 

2005

 
Hummer H2

6.0L V8 Gas OHV
1
 
4th
 
W/RING
Bed Length N/R In.
 

Hummer H2



6.0L V8 Gas OHV

4th W/RING
Bed Length N/R In.

1 Per Vehicle

2007

 

2006

 

2005

 

2004

 

2003

 

2007

 

2006

 

2005

 

2004

 

2003

 
Hummer H2

6.0L V8 Gas OHV
1
 
4th
 
W/RING
 

Hummer H2



6.0L V8 Gas OHV

4th W/RING

1 Per Vehicle

2010

 

2009

 

2008

 

2007

 

2010

 

2009

 

2008

 

2007

 
Hummer H3

3.7L L5 Gas DOHC
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Hummer H3



3.7L L5 Gas DOHC

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

1 Per Vehicle

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 

2008

 

2007

 

2006

 

2005

 

2004

 

2003

 
Isuzu Ascender

4.2L L6 Gas DOHC
1
 
4th
 
W/RING
 

Isuzu Ascender



4.2L L6 Gas DOHC

4th W/RING

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Isuzu i-290

2.9L L4 Gas DOHC
1
 
4th
 
W/RING
Mfr Code: 4L60-E
 

Isuzu i-290



2.9L L4 Gas DOHC

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

1 Per Vehicle

2008

 

2007

 

2008

 

2007

 
Isuzu i-370

3.7L L5 Gas DOHC
1
 
4th
 
W/RING
 

Isuzu i-370



3.7L L5 Gas DOHC

4th W/RING

1 Per Vehicle

2007

 

2006

 

2005

 

2007

 

2006

 

2005

 
Saab 9-7x

4.2L L6 Gas DOHC,
5.3L V8 Gas OHV
1
 
4th
 
W/RING
 

Saab 9-7x



4.2L L6 Gas DOHC,
5.3L V8 Gas OHV

4th W/RING

1 Per Vehicle

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