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2006 GMC Sierra 1500 HD
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60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
2006 GMC Sierra 1500 HD

2006 GMC Sierra 1500 HD Cross Sills

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Showing 1 - 6 of 6 results
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Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856265
Guaranteed to Fit
$201.99
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside, With 5.5' or 6' bed
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside, With 5.5' or 6' bed
Product Details
Notes : This is all of the cross sills, except the rear cross sill under the tailgate, for an 5.5 ft. or 6 ft. bed; For the rear cross sill use PN 0856-260Prop 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.

Quantity Sold : Set of 4Warranty : Key Parts limited warranty
Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856264
Guaranteed to Fit
$60.99
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside
Product Details
Notes : This is the bed floor cross sill that is immediately behind the wheel tubs- this is NOT the rear cross sill under the tailgate; It is the sill used to secure the bed to the frame in the rearProp 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.

Quantity Sold : Sold individuallyWarranty : Key Parts limited warranty
Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856263
Guaranteed to Fit
$51.49
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside
Product Details
Notes : This is the bed floor cross sill that is between the wheel tubs - a 5.5 ft. bed and 6 ft. bed use one of these and the longbed uses twoProp 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.

Quantity Sold : Sold individuallyWarranty : Key Parts limited warranty
Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856262
Guaranteed to Fit
$59.49
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside
Product Details
Notes : This is the bed floor cross sill that is the second back from the front bed panel- it is the forward sill used to secure the bed to the frameProp 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.

Quantity Sold : Sold individuallyWarranty : Key Parts limited warranty
Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856261
Guaranteed to Fit
$59.49
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside
Product Details
Location : FrontNotes : This is the bed floor cross sill that is the closest to the front bed panel- it is the one in front of the sill used to secure the bed to the frameProp 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.

Quantity Sold : Sold individuallyWarranty : Key Parts limited warranty
Cross Sill
Key Parts®
Cross Sill
Part Number: KEY0856266
Guaranteed to Fit
$269.49
Vehicle Fitment
  • 2006 GMC Sierra 1500 HD SLT All Engines Fleetside, With 8' bed
  • 2006 GMC Sierra 1500 HD SLE All Engines Fleetside, With 8' bed
Product Details
Notes : This is all of the cross sills, except the rear cross sill under the tailgate, for an 8 ft. bed; For the rear cross sill use PN 0856-260Prop 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.

Quantity Sold : Set of 5Warranty : Key Parts limited warranty
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