Assist Step fit your 2021 GMC Yukon XL Denali 2WD

Currently shopping for
2021 GMC Yukon XL Denali 2WD
Change Vehicle
Vehicle Options
10-Speed Automatic Transmission, 10L80, ATSS, ETRS, CPA, GEN 2; Yukon XL/Escalade ESV 1/2 Ton
Vehicle Options
10-Speed Automatic Transmission, 10L80, ATSS, ETRS, CPA, GEN 2; Yukon XL/Escalade ESV 1/2 Ton
Categories Close X

Currently selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers, Fascias
Front Axle, Front Suspension, Steering
Fuel System, Exhaust, Emission System
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Categories Close X

Currently selected

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
Cooling System, Grille, Oil System
Engine
Frames, Springs, Shocks, Bumpers, Fascias
Front Axle, Front Suspension, Steering
Fuel System, Exhaust, Emission System
Rear Body Structure, Moldings & Trim, Cargo Stowage
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • 11588650
    RETAINER, Side Step, RETAINER,ASST STEP FINISH CAP(PART OF 1)(M12X14X16.6MM)(STEEL)(8.921)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    • Require Quantity: 02
    • Package Quantity: 1
    $8.84 $5.61
    1
    Add To Cart
  • BOLT, Running Board
    11562584
    BOLT, ASST STEP CONTROL MODULE BRACKET(M6X1X27)(SCREW-PAN HEAD, 22.3 THREAD,14.23 OUTSIDE DIAMETER,9.8, GMW4205, E5 TORX POINT)(*KIT2)(3.887)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 03
    • Package Quantity: 1
    $7.38 $4.69
    1
    Add To Cart
  • 11562584
    BOLT, ASST STEP CONTROL MODULE(M6X1X27)(SCREW-PAN HEAD, 22.3 THREAD,14.23 OUTSIDE DIAMETER,9.8, GMW4205, E5 TORX POINT)(*KIT2)(3.887)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.38 $4.69
    1
    Add To Cart
  • GMC 11519389
    11519389
    BOLT, ASST STEP(M8X1.25X30)(7.395)
    • Fitting Vehicle Options: CK1(06)(BVE)
    • Require Quantity: 16
    • Package Quantity: 1
    $8.12 $5.15
    1
    Add To Cart
  • GMC 11519389
    11519389
    BOLT, ASST STEP(M8X1.25X30)(7.395)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 12
    • Package Quantity: 1
    $8.12 $5.15
    1
    Add To Cart
  • 11547065
    BOLT, ASST STEP BRACKET(SCREW-PAN, M4X.7X14)(*KIT1)(8.220)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.10 $4.50
    1
    Add To Cart
  • 11601965
    BOLT, ASST STEP SHIELD(*KIT1)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 07
    • Package Quantity: 1
    $7.02 $4.69
    1
    Add To Cart
  • 11603159
    BOLT, ASST STEP FINISH CAP(*KIT1)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 04
    • Package Quantity: 1
    $3.43 $2.30
    1
    Add To Cart
  • GMC 11609686
    11609686
    BOLT, ASST STEP(PART OF 1)(M6X1X27)(8.900)
    • Fitting Vehicle Options: CK109(06)
    • Require Quantity: 12
    • Package Quantity: 1
    $7.10 $4.50
    1
    Add To Cart
  • GMC 11561917
    11561917
    NUT, Side Step, NUT,ASST STEP RIVET(PART OF 1)(7.869)
    • Require Quantity: 08
    • Package Quantity: 1
    $7.24 $4.57
    1
    Add To Cart
  • GMC 11570779
    11570779
    BOLT, Side Step, BOLT,ASST STEP FINISH CAP(PART OF 1)(M6 X 1 X 23)(8.913)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    • Require Quantity: 04
    • Package Quantity: 1
    $6.91 $4.38
    1
    Add To Cart
  • ATTACHMENT PKG, Side Step
    GMC 84066570
    84066570
    ATTACHMENT PKG, ASST STEP(INCLUDES 8)(CONTAINS 16 BOLTS)(8.228)(SERVICEABLE COMPONENT OF STEP PKG 84676692)
    • Fitting Vehicle Options: CK1(06)
    $56.01 $37.46
    1
    Add To Cart
  • 84132868
    ATTACHMENT PKG, ASST STEP(INCLUDES 8)(CONTAINS 12 BOLTS)(8.228)(SERVICEABLE COMPONENT OF STEP PACKAGES)
    • Fitting Vehicle Options: CK1(06)
    • Replaced By: 84066570
    $56.01 $37.46
    1
    Add To Cart
  • 84331837
    ATTACHMENT PKG, ASST STEP(INCLUDES 8)(8.228)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    • Fitting Vehicle Options: CK109(06)(EXC B3L,VQK,VXH)
    $14.05 $9.40
    1
    Add To Cart
  • GMC 84123749
    84123749
    CAP, Side Step, CAP,ASST STEP FRONT FINISH(PART OF 1)(8.225)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    $50.83 $34.00
    1
    Add To Cart
  • INSERT, Running Board
    GMC 84447248
    84447248
    INSERT, ASST STEP(PART OF 2,7)(BLACK)
    • Fitting Vehicle Options: CK1(06)(BVE,Z75,Z88)
    • Require Quantity: 02
    • Package Quantity: 1
    $58.61 $39.20
    1
    Add To Cart
  • GMC 84751103
    84751103
    INSERT, ASST STEP(*KIT1)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $87.60 $58.59
    1
    Add To Cart
  • GMC 84751104
    84751104
    INSERT, ASST STEP(*KIT1)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $87.60 $58.59
    1
    Add To Cart
  • BRACKET, Running Board
    GMC 84447253
    84447253
    BRACKET, ASST STEP(PART OF 2,7)
    • Location: Driver Side
    • Fitting Vehicle Options: CK1(06)(BVE)
    • Require Quantity: 03
    • Package Quantity: 1
    $37.17 $24.86
    1
    Add To Cart
  • GMC 84447254
    84447254
    BRACKET, ASST STEP(PART OF 2,7)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK1(06)(BVE)
    • Require Quantity: 03
    • Package Quantity: 1
    $37.17 $24.86
    1
    Add To Cart
  • GMC 84751113
    84751113
    BRACKET, ASST STEP REAR(INCLUDES 11)(*KIT1)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $191.39 $127.44
    1
    Add To Cart
  • GMC 84751114
    84751114
    BRACKET, ASST STEP REAR(INCLUDES 11)(*KIT1)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $468.63 $312.11
    1
    Add To Cart
  • GMC 84809520
    84809520
    BRACKET, ASST STEP REAR(PART OF 2,7)
    • Location: Driver Side
    • Fitting Vehicle Options: CK1(06)(BVE)
    $9.32 $6.23
    1
    Add To Cart
  • GMC 84809521
    84809521
    BRACKET, ASST STEP REAR(PART OF 2,7)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK1(06)(BVE)
    $9.32 $6.23
    1
    Add To Cart
  • PAD, Side Step
    GMC 84453520
    84453520
    PAD, ASST STEP(PART OF 1)(8.228)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    • Location: Driver Side
    $39.59 $26.48
    1
    Add To Cart
  • GMC 84551808
    84551808
    PAD, ASST STEP(PART OF 1)(8.228)(SERVICEABLE COMPONENT OF STEP PKG 84331817)
    • Location: Passenger Side
    $143.93 $96.27
    1
    Add To Cart
  • WIRE, Running Board
    GMC 84498903
    84498903
    WIRE, ASST STEP(*KIT1)
    • Location: Driver Side
    $130.16 $87.06
    1
    Add To Cart
  • GMC 84549110
    84549110
    WIRE, ASST STEP(*KIT1)
    • Location: Passenger Side
    $34.29 $22.94
    1
    Add To Cart
  • CAP, Running Board
    GMC 84498908
    84498908
    CAP, ASST STEP FRONT FINISH(*KIT1)
    • Location: Driver Side
    $65.83 $44.03
    1
    Add To Cart
  • GMC 84498909
    84498909
    CAP, ASST STEP REAR FINISH(*KIT1)
    • Location: Driver Side
    $65.83 $44.03
    1
    Add To Cart
  • GMC 84543165
    84543165
    CAP, ASST STEP FRONT FINISH(*KIT1)
    • Location: Passenger Side
    $53.03 $35.47
    1
    Add To Cart
  • GMC 84543166
    84543166
    CAP, ASST STEP REAR FINISH(*KIT1)
    • Location: Passenger Side
    $65.83 $44.03
    1
    Add To Cart
  • SHIELD, Running Board
    GMC 84561272
    84561272
    SHIELD, ASST STEP(PART OF 19)(*KIT1)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $28.51 $19.07
    1
    Add To Cart
  • GMC 84561273
    84561273
    SHIELD, ASST STEP(PART OF 19)(*KIT1)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $28.51 $19.07
    1
    Add To Cart
  • GMC 84561282
    84561282
    SHIELD, ASST STEP(PART OF 4,19)(*KIT1)
    • Fitting Vehicle Options: CK1(06)(B3L)
    • Require Quantity: 02
    • Package Quantity: 1
    $7.95 $5.32
    1
    Add To Cart
  • STEP, Running Board
    GMC 84751099
    84751099
    STEP, ASST(STEP ONLY)(*KIT1)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $1071.21 $710.07
    1
    Add To Cart
  • GMC 84751100
    84751100
    STEP, ASST(STEP ONLY)(*KIT1)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $1071.21 $710.07
    1
    Add To Cart
  • GMC 84809514
    84809514
    STEP, ASST(INCLUDES 1,3,5,6)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(BVE,Z75,Z88)
    $1050.53 $696.36
    1
    Add To Cart
  • GMC 84809515
    84809515
    STEP, ASST(INCLUDES 1,3,5,6)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(BVE,Z75,Z88)
    $1071.53 $710.28
    1
    Add To Cart
  • GMC 87830484
    87830484
    STEP, ASST(INCLUDES 1,2,4-13,15-20)
    • Location: Driver Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $1668.58 $1106.05
    1
    Add To Cart
  • GMC 87830485
    87830485
    STEP, ASST(INCLUDES 1,2,4-13,15-20)
    • Location: Passenger Side
    • Fitting Vehicle Options: CK109(06)(B3L)
    $1668.58 $1106.05
    1
    Add To Cart
  • MOTOR, Running Board
    GMC 84751105
    84751105
    MOTOR, ASST STEP(INCLUDES 11,15)(*KIT1)
    • Location: Driver Side
    $754.22 $500.05
    1
    Add To Cart
  • GMC 84751106
    84751106
    MOTOR, ASST STEP(INCLUDES 11,15)(*KIT1)
    • Location: Passenger Side
    $466.87 $310.93
    1
    Add To Cart
  • LAMP, Running Board
    GMC 84824217
    84824217
    LAMP, ASST STEP(*KIT1)
    • Location: Driver Side
    $143.38 $95.90
    1
    Add To Cart
  • GMC 84824218
    84824218
    LAMP, ASST STEP(*KIT1)
    • Location: Passenger Side
    $143.38 $95.90
    1
    Add To Cart
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2021 GMC Yukon XL Denali 2WD parts. Parts like Assist Step are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.0L Diesel, 8 Cyl 6.2L. Model Code: 1/2 TON.