2021 GMC Sierra 1500 Westin Parts

Choose your Submodel for your 2021 GMC Sierra 1500


Showing 1 - 10 of 145 products
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Westin
  • Black Aluminum; 79 in. Length; Does Not Include Mount Kit; Vehicle Specific Mount Kit Must Be Purchased Separately Black~Requires Installation Kit 27-2255
  • Sure-Grip Running Boards; Black Aluminum; 79 in. Length; Does Not Include Mount Kit; Vehicle Specific Mount Kit Must Be Purchased Separately;
  • Sure-Grip Running Boards
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
  • Features:
    • Vehicle Specific Mount Kit Required
    • Sold Separately
    • Corrosion Resistant Extruded Aluminum Board
    • Slip Resistant Textured Step Surface
    • Injection Molded Polymer End Caps
    • Rocker Panel Gap Strip Included For Finished Look
    • Optional Light Kit Available PN[27-6000]
  • Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.

Additional Fitment Information:
Vehicle Sub Model Body
2021 - GMC Sierra 1500 Elevation Extended Cab Pickup

Westin
  • Brushed Aluminum; 79 in. Length; Does Not Include Mount Kit; Vehicle Specific Mount Kit Must Be Purchased Separately Brushed~Requires Installation Kit 27-2255
  • Sure-Grip Running Boards; Brushed Aluminum; 79 in. Length; Does Not Include Mount Kit; Vehicle Specific Mount Kit Must Be Purchased Separately;
  • Sure-Grip Running Boards
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
  • Features:
    • Vehicle Specific Mount Kit Required
    • Sold Separately
    • Corrosion Resistant Extruded Aluminum Board
    • Slip Resistant Textured Step Surface
    • Injection Molded Polymer End Caps
    • Rocker Panel Gap Strip Included For Finished Look
    • Optional Light Kit Available PN[27-6000]
  • Extruded aluminum. Slip resistant rubber step area. Molded end caps add unique style. Cradle mounted boards. 5 year warranty.

Additional Fitment Information:
Vehicle Sub Model Body
2021 - GMC Sierra 1500 Elevation Extended Cab Pickup

Westin
  • Stainless Steel
  • R7 Nerf Step Bars; Stainless Steel;
  • R7 Nerf Step Bars
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
    • Tube Shape: Rectangular
  • Features:
    • Mount Kit Included
    • OE Style
    • Recessed Board Design Conceals Brackets
    • Includes Molded Bracket Covers
  • Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: Driver and passenger-side boards vehicle specific mount kit and come with injection molded bracket covers for an extra clean look. R7 Boards are available in polished stainless steel backed by a lifetime warranty and black powder coated aluminum backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model Body CID
2021 - GMC Sierra 1500 L 2993 6 Cyl 3.0L Elevation Extended Cab Pickup 183

Westin
  • Black
  • R7 Nerf Step Bars; Black;
  • R7 Nerf Step Bars
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
    • Tube Shape: Rectangular
  • Features:
    • Mount Kit Included
    • OE Style
    • Recessed Board Design Conceals Brackets
    • Includes Molded Bracket Covers
  • Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: Driver and passenger-side boards vehicle specific mount kit and come with injection molded bracket covers for an extra clean look. R7 Boards are available in polished stainless steel backed by a lifetime warranty and black powder coated aluminum backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model Body CID
2021 - GMC Sierra 1500 L 2993 6 Cyl 3.0L Elevation Extended Cab Pickup 183

Westin
  • Stainless Steel; Mount Kit Included
  • R7 Nerf Step Bars; Stainless Steel; Mount Kit Included;
  • R7 Nerf Step Bars
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
    • Tube Shape: Rectangular
  • Features:
    • Mount Kit Included
    • OE Style
    • Recessed Board Design Conceals Brackets
    • Includes Molded Bracket Covers
  • Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: Driver and passenger-side boards vehicle specific mount kit and come with injection molded bracket covers for an extra clean look. R7 Boards are available in polished stainless steel backed by a lifetime warranty and black powder coated aluminum backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model Body CID
2021 - GMC Sierra 1500 L 2993 6 Cyl 3.0L AT4 Crew Cab Pickup 183

Westin
  • Textured Black
  • Thrasher Running Boards; Textured Black;
  • Thrasher Running Boards
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
  • Features:
    • Mount Kit Included
    • Aggressive Chiseled Design
    • 1-Piece Stamped Steel Construction
    • Indented Louvers
    • Includes Injection Molded Bracket Covers
  • Westin Thrasher Boards are made of a 1-piece stamped steel construction. The boards are an aggressive Pre-Runner style and feature indented louvers along the step area. Thrasher Boards have a textured black powder coat finish and include injection molded bracket covers for a finished look.

Additional Fitment Information:
Vehicle Sub Model Body
2021 - GMC Sierra 1500 AT4 Crew Cab Pickup

Westin
  • Stainless Steel; Includes Mount Kit And Hardware
  • R7 Nerf Step Bars; Stainless Steel; Includes Mount Kit And Hardware;
  • R7 Nerf Step Bars
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
    • Tube Shape: Rectangular
  • Features:
    • Mount Kit Included
    • OE Style
    • Recessed Board Design Conceals Brackets
    • Includes Molded Bracket Covers
  • Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: Driver and passenger-side boards vehicle specific mount kit and come with injection molded bracket covers for an extra clean look. R7 Boards are available in polished stainless steel backed by a lifetime warranty and black powder coated aluminum backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model Body CID
2021 - GMC Sierra 1500 L 2720 4 Cyl 2.7L Base Standard Cab Pickup 166

Westin
  • Black; Mount Kit Included
  • R7 Nerf Step Bars; Black; Mount Kit Included;
  • R7 Nerf Step Bars
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
    • Tube Shape: Rectangular
  • Features:
    • Mount Kit Included
    • OE Style
    • Recessed Board Design Conceals Brackets
    • Includes Molded Bracket Covers
  • Westin R7 Boards feature oversized step pads and OE style traction grooves. R7 Boards are sold in complete kits that include: Driver and passenger-side boards vehicle specific mount kit and come with injection molded bracket covers for an extra clean look. R7 Boards are available in polished stainless steel backed by a lifetime warranty and black powder coated aluminum backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Block CC Engine Sub Model Body CID
2021 - GMC Sierra 1500 L 2993 6 Cyl 3.0L AT4 Crew Cab Pickup 183

Westin
  • Black Finish Black
  • Westin Bed Mat; Black Finish;
  • Westin Bed Mat
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
  • Features:
    • Lines And Protects Truck Bed
    • Preserves Truck Value
    • Heavyweight Rubber
    • Ribbed
    • Non Slip Surface
    • Easy To Install
    • Hardware Included
    • 100 Percent Recycled Rubber
    • Made In The USA
  • Westins Truck Bed Mat is designed to line and protect your trucks bed from damage typically caused by direct contact with cargo. Custom Fit Bed Mat is heat molded for specific vehicle applications and are available for short bed and long bed trucks. Bed Mat is made in the USA of 100% recycled heavy weight rubber and feature a ribbed non-slip surface to help keep cargo in its place. Backed by a 3-year warranty.

Additional Fitment Information:
Vehicle Bed Length
2021 - GMC Sierra 1500 79.4

Westin
  • Black; For Double Cab Black
  • Premier Oval Nerf Step Bar Mount Kit; Black; For Double Cab;
  • Premier Oval Nerf Step Bar Mount Kit
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Cancer And Birth Defect
  • Features:
    • Required Part For Oval Tubes
    • Vehicle Specific Mount Kit Insures Proper Fit
    • 5 Year Warranty
  • Required part for oval tubes. Vehicle specific mount kit insures proper fit. 5 year warranty.

Additional Fitment Information:
Vehicle Body
2021 - GMC Sierra 1500 Crew Cab Pickup
Showing 1 - 10 of 145 products

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