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2008 Chevrolet Silverado 3500 HD
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Lifetime Replacement
2008 Chevrolet Silverado 3500 HD

2008 Chevrolet Silverado 3500 HD Flex Plates

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Flex Plate
AC Delco®
Flex Plate
Part Number: AC12621644
Guaranteed to Fit
$276.99
Vehicle Fitment
  • 2008 Chevrolet Silverado 3500 HD WT 8 Cyl 6.6L USE FLYWHEEL WASHER #12638261
  • 2008 Chevrolet Silverado 3500 HD LT 8 Cyl 6.6L USE FLYWHEEL WASHER #12638261
  • 2008 Chevrolet Silverado 3500 HD LTZ 8 Cyl 6.6L USE FLYWHEEL WASHER #12638261
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Steel Performance Series Flex Plate - Steel, Direct Fit
Hays®
Steel Performance Series Flex Plate - Steel, Direct Fit
Part Number: H2910030
Guaranteed to Fit
$161.95
Vehicle Fitment
  • 2008 Chevrolet Silverado 3500 HD LT 8 Cyl 6.0L Neutral Internal Balance, 168 Tooth, 6 Bolt
  • 2008 Chevrolet Silverado 3500 HD WT 8 Cyl 6.0L Neutral Internal Balance, 168 Tooth, 6 Bolt
  • 2008 Chevrolet Silverado 3500 HD LTZ 8 Cyl 6.0L Neutral Internal Balance, 168 Tooth, 6 Bolt
Product Details
Notes : Zinc-Dichromate Plated; GM LSBolt Pattern : 6 BoltMaterial : SteelTooth Quantity : 168Series : Steel Performance SeriesSafety Rating : Sfi 29.1Recommended Use : PerformanceProduct Fit : Direct FitQuantity Sold : Sold individuallyWarranty : 90-day Hays limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Flex Plate
AC Delco®
Flex Plate
Part Number: AC12654640
Guaranteed to Fit
$142.99
Vehicle Fitment
  • 2008 Chevrolet Silverado 3500 HD LT 8 Cyl 6.0L transmissionmfrcode : 6L90
  • 2008 Chevrolet Silverado 3500 HD WT 8 Cyl 6.0L transmissionmfrcode : 6L90
  • 2008 Chevrolet Silverado 3500 HD LTZ 8 Cyl 6.0L transmissionmfrcode : 6L90
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

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Product Questions & Answers

AC Delco Flex Plate
$142.99
Q:I recently got flexplate replaced and it lasted about 5 weeks before it started making that clicking sound again a few days later Im driving and I hear grinding sound and the like something coming apart or ripping so I pull over on neutral but truck won't start all you heat is starter engaging but had to get it towed home flex plate is broken when checked but what can it have caused it to break again? Show Less
Israel Z.
A:BEST ANSWERHi Israel, I'm glad to assist you. We suggest having the vehicle diagnosed by a mechanic for them to check and pinpoint exactly what is causing the issue. I hope this helps, and we thank you for inquiring. Show less
Arnel E.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

Engine Knocking Sound: What Does it Mean?
Engine Knocking Sound: What Does it Mean?You may notice that the noise becomes more frequent when engine speed is increased, especially if the sound is due to a failed bearing. What Does a Knocking Noise in the Engine Mean?
Flex Plate vs Flywheel: What’s the Difference?
Flex Plate vs Flywheel: What’s the Difference?The flex plate is bolted to the rear of the crankshaft with a circle of bolts at its center, and is bolted with from 3 to 8 bolts to the torque converter around its outside edge. Most flex plates have the ring gear for the starter drive around their outside
Car Troubles: Where Is That Screeching Noise Coming From?
Car Troubles: Where Is That Screeching Noise Coming From?A screeching noise coming from your engine compartment can typically be isolated with a few simple steps. Make sure to wear safety glasses and keep away from moving parts when checking your vehicle.
A Quick Guide to Flex Plates
A Quick Guide to Flex PlatesThe flex plate gets its name from how its thin shape flexes in response to the force applied by the crankshaft. Its flexibility can compensate for gear shifts, erratic power output, and minor misalignments between the engine and transmission.