4L60E 4L65E 4L70E 700R4 3-4 Boost Spring with Retainer AC Delco 8667424 1988 Up

4L60E 4L65E 4L70E 700R4 3-4 Boost Spring with Retainer AC Delco 8667424 1988 Up

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4L60E 4L65E 4L70E 700R4 Transmission 3-4 Boost Spring with Retainer 1988 Up

Sonnax offers this genuine AC Delco 3-4 clutch boost spring and retainer assembly for the 4L60 (700-R4), 4L60-E, and 4L65-E.


Hummer (H3)(H3T) 2006-2010 L5 3.7L V8 5.3L

Buick Rainer 2004-2007 L6 4.2L V8 5.3L

Cadillac Escalade, ESV, EXT 1999-2007 V8 5.3L 5.7L 6.0L

Fleetwood, Brougham 1993-1996 V8 4.9L 5.7L

Limo 1993-1996 V8 4.9L 5.7L

Chevrolet Asto Van, Safari 1995-2007 V6 4.3L

Avalanche 2001-2009 V8 5.3L

Blazer, Jimmy 1993-2007 L4 2.2L L6 4.2L V6 4.3L V8 5.3L

Envoy, Trailblazer 1993-2009 L4 2.2L L6 4.2L V6 4.3L V8 5.3L

Camaro 1994-2002 V6 3.4L 3.8L V8 5.7L

Caprice, Wagon 1993-1996 V6 4.3L V8 5.0L 5.7L

Colorado, Canyon 2004-2011 L4 2.8L L5 3.5L L4 2.9L L5 3.7L V8 5.3L

Express, Savana 1500-2500 1996-2011 V6 4.3L V8 4.8L 5.3L 5.7L

S10, S15, Jimmy, Sonoma 1993-2004 L4 .4L 2.5L V6 4.3L

Silverado, Sierra 1500-3500 1995-2010 V6 4.2L V6 4.3L V8 4.8L 5.0L 5.L V6 5.4L 5.7L 6.0L

Tahoe, Yukon 1993-2009 V8 4.8L 5.0L 5.3L 5.7L

Isuzu Ascender 2003-2009 L6 4.2L V8 5.3L 5.4L

Hombre 1997-2000 L4 2.2L V6 4.3L

i280 2006 L4 2.8L

i290 2007-2009 L4 2.9L

i350 2006 L5 3.5L

i370 2007-2009 L5 3.5L

Oldsmobile Bravada 1993-2004 L6 4.2L V6 4.3L

Pontiac Firebird 1994-2002 V6 3.4L 3.8L V8 5.7L

GTO 2004 V8 5.7L

SAAB 9-7, 9-7X 2005-2009 L6 4.2L V8 5.3L


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If you have any problems with your order, please message us immediately to resolve your issue. We have a technician available to assist you.

This item is packaged for Wholesale Distribution


WARRANTY requests need to be accompanied with the appropriate code as diagnosed by a professional transmission shop.

Vehicles must be professionally diagnosed for solenoid failure prior to purchase.

We cannot guarantee any one item will fix all transmission problems.

Solenoid failure is often accompanied by additional failures;

for example valve body failures, internal wear or damaged hard parts.


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