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Replacement and OEM Parts for 2021 Ford Mustang Serpentine Belt Drive Kit

2021 Ford Mustang Serpentine Belt Drive Kit

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2021 Ford Mustang
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  • OEM 2021 Ford Mustang Pulley Diagram - BR3Z-8509-HA
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    OEM (Genuine) 2021 Ford Mustang Pulley

    PartNumber: BR3Z-8509-HA
    OEM 2021 Ford Mustang Pulley - BR3Z-8509-HA
    Product Specifications
    • Notes: 5.0 Liter
    • Other Names: Pulley
    • Item Dimensions: 7.5 x 6.9 x 3.0 inches
    • Item Weight: 2.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Bullitt, GT, GT 50 Years Limited Edition, GT Premium, Mach 1, Shelby GT350, Shelby GT350R | 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS
    $13.12 MSRP: $18.83
    You Save: $5.71 (31%)
  • OEM 2021 Ford Mustang Serpentine Idler Pulley Diagram - AL3Z-8678-A
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    OEM (Genuine) 2021 Ford Mustang Serpentine Idler Pulley

    PartNumber: AL3Z-8678-A
    OEM 2021 Ford Mustang Serpentine Idler Pulley - AL3Z-8678-A
    Product Specifications
    • Notes: Mustang; 5.0L
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 3.1 x 1.3 x 3.3 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Boss 302, Bullitt, GT, GT 50 Years Limited Edition, GT Premium, Mach 1, Shelby GT350, Shelby GT350R | 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS
    $25.18 MSRP: $40.18
    You Save: $15.00 (38%)
  • OEM 2021 Ford Mustang Serpentine Idler Pulley Diagram - DS7Z-8678-A
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    OEM (Genuine) 2021 Ford Mustang Serpentine Idler Pulley

    PartNumber: DS7Z-8678-A
    OEM 2021 Ford Mustang Serpentine Idler Pulley - DS7Z-8678-A
    Product Specifications
    • Notes: 2.3 Liter; Mustang; 2.3L
    • Item Dimensions: 3.3 x 3.2 x 2.6 inches
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: CV6Z-8678-A, YS-352
    • Part Description: 2021 Ford Mustang Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
    $23.36 MSRP: $37.27
    You Save: $13.91 (38%)
  • OEM 2021 Ford Mustang Serpentine Belt Diagram - FR3Z-8620-B
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    OEM (Genuine) 2021 Ford Mustang Serpentine Belt

    PartNumber: FR3Z-8620-B
    OEM 2021 Ford Mustang Serpentine Belt - FR3Z-8620-B
    Product Specifications
    • Notes: 5.0 Liter; Mustang; 5.0L
    • Other Names: Serpentine Belt
    • Item Dimensions: 6.3 x 1.0 x 3.3 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Serpentine Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Bullitt, GT, GT 50 Years Limited Edition, GT Premium, Mach 1, Shelby GT350, Shelby GT350R | 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS
    $36.01 MSRP: $57.45
    You Save: $21.44 (38%)
  • OEM 2021 Ford Mustang Serpentine Tensioner Diagram - CV6Z-6A228-A
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    OEM (Genuine) 2021 Ford Mustang Serpentine Tensioner

    PartNumber: CV6Z-6A228-A
    OEM 2021 Ford Mustang Serpentine Tensioner - CV6Z-6A228-A
    Product Specifications
    • Notes: 2.3 Liter; Mustang; 2.3L
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.1 x 4.5 x 4.4 inches
    • Item Weight: 2.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Serpentine Tensioner
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
    $89.86 MSRP: $148.55
    You Save: $58.69 (40%)
  • OEM 2021 Ford Mustang AC Belt Diagram - FR3Z-8620-A
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    OEM (Genuine) 2021 Ford Mustang AC Belt

    PartNumber: FR3Z-8620-A
    OEM 2021 Ford Mustang AC Belt - FR3Z-8620-A
    Product Specifications
    • Notes: 2.3 Liter; Mustang; 2.3L
    • Other Names: AC Belt
    • Item Dimensions: 6.1 x 0.5 x 3.3 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang AC Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
    $14.72 MSRP: $23.45
    You Save: $8.73 (38%)
  • OEM 2021 Ford Mustang Idler Pulley Diagram - KR3Z-8678-C
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    OEM (Genuine) 2021 Ford Mustang Idler Pulley

    PartNumber: KR3Z-8678-C
    OEM 2021 Ford Mustang Idler Pulley - KR3Z-8678-C
    Product Specifications
    • Notes: W/Supercharger, AC Belt Pulley, Outer; Mustang; 5.2L; Gt500; Supercharger Belt; Left
    • Other Names: Idler Pulley
    • Replaces: KR3Z-8678-B
    • Part Description: 2021 Ford Mustang Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $127.68 MSRP: $205.45
    You Save: $77.77 (38%)
  • OEM 2021 Ford Mustang Serpentine Tensioner Diagram - JR3Z-6B209-A
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    OEM (Genuine) 2021 Ford Mustang Serpentine Tensioner

    PartNumber: JR3Z-6B209-A
    OEM 2021 Ford Mustang Serpentine Tensioner - JR3Z-6B209-A
    Product Specifications
    • Notes: 5.0 Liter; W/Supercharger, Drive Belt; Mustang; 5.0L;Mustang; 5.2L
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 6.2 x 4.6 x 4.4 inches
    • Item Weight: 2.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: BT-104, CR3Z-6B209-A
    • Part Description: 2021 Ford Mustang Serpentine Tensioner
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Boss 302, Bullitt, GT, GT Premium, Mach 1, Shelby GT350, Shelby GT350R, Shelby GT500 | 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS
    $114.39 MSRP: $189.09
    You Save: $74.70 (40%)
  • OEM 2021 Ford Mustang Belt Tensioner Bolt Diagram - KR3Z-6B209-A
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    OEM (Genuine) 2021 Ford Mustang Belt Tensioner Bolt

    PartNumber: KR3Z-6B209-A
    OEM 2021 Ford Mustang Belt Tensioner Bolt - KR3Z-6B209-A
    Product Specifications
    • Notes: W/Supercharger, AC Belt; Supercharger Belt Tensioner; Mustang; 5.2L (Gt500)
    • Part Description: 2021 Ford Mustang Belt Tensioner Bolt
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $89.83 MSRP: $144.55
    You Save: $54.72 (38%)
  • OEM 2021 Ford Mustang AC Belt Diagram - KR3Z-8620-A
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    OEM (Genuine) 2021 Ford Mustang AC Belt

    PartNumber: KR3Z-8620-A
    OEM 2021 Ford Mustang AC Belt - KR3Z-8620-A
    Product Specifications
    • Notes: W/Supercharger; Mustang; 5.2L (Gt500)
    • Other Names: AC Belt, Supercharger Belt
    • Part Description: 2021 Ford Mustang AC Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $17.99 MSRP: $28.18
    You Save: $10.19 (37%)
  • OEM 2021 Ford Mustang Pulley Diagram - HJ5Z-8509-A
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    OEM (Genuine) 2021 Ford Mustang Pulley

    PartNumber: HJ5Z-8509-A
    OEM 2021 Ford Mustang Pulley - HJ5Z-8509-A
    Product Specifications
    • Notes: 2.3 Liter
    • Other Names: Pulley
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 5M6Z-8509-AB, 5M6Z-8509-AE, 5M6Z-8509-AA
    • Part Description: 2021 Ford Mustang Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS
    $10.89 MSRP: $15.63
    You Save: $4.74 (31%)
  • OEM 2021 Ford Mustang Idler Pulley Diagram - KR3Z-6C348-A
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    OEM (Genuine) 2021 Ford Mustang Idler Pulley

    PartNumber: KR3Z-6C348-A
    OEM 2021 Ford Mustang Idler Pulley - KR3Z-6C348-A
    Product Specifications
    • Notes: W/Supercharger, AC Belt Pulley, Inner; Mustang; 5.2L; Gt500; Supercharger Belt; Right
    • Other Names: Idler Pulley
    • Part Description: 2021 Ford Mustang Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $46.45 MSRP: $67.33
    You Save: $20.88 (32%)
  • OEM 2021 Ford Mustang Idler Pulley Diagram - BR3Z-8678-A
    View Related Parts

    OEM (Genuine) 2021 Ford Mustang Idler Pulley

    PartNumber: BR3Z-8678-A
    OEM 2021 Ford Mustang Idler Pulley - BR3Z-8678-A
    Product Specifications
    • Notes: 5.0 Liter
    • Other Names: Idler Pulley
    • Item Dimensions: 3.1 x 1.3 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Bullitt, GT, GT 50 Years Limited Edition, GT Premium, Mach 1 | 8 Cyl 5.0 L GAS
    $44.45 MSRP: $70.91
    You Save: $26.46 (38%)
  • OEM 2021 Ford Mustang Pulley Diagram - KR3Z-8509-A
    View Related Parts

    OEM (Genuine) 2021 Ford Mustang Pulley

    PartNumber: KR3Z-8509-A
    OEM 2021 Ford Mustang Pulley - KR3Z-8509-A
    Product Specifications
    • Notes: W/Supercharger
    • Other Names: Pulley
    • Part Description: 2021 Ford Mustang Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $34.33 MSRP: $49.33
    You Save: $15.00 (31%)
  • OEM 2021 Ford Mustang Idler Pulley Diagram - KR3Z-8678-A
    View Related Parts

    OEM (Genuine) 2021 Ford Mustang Idler Pulley

    PartNumber: KR3Z-8678-A
    OEM 2021 Ford Mustang Idler Pulley - KR3Z-8678-A
    Product Specifications
    • Notes: W/Supercharger, Drive Belt Pulley; Mustang; 5.2L; Gt500; Serpentine Belt
    • Other Names: Idler Pulley
    • Part Description: 2021 Ford Mustang Idler Pulley
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $23.77 MSRP: $37.27
    You Save: $13.50 (37%)
  • OEM 2021 Ford Mustang AC Belt Diagram - JR3Z-8620-A
    View Related Parts

    OEM (Genuine) 2021 Ford Mustang AC Belt

    PartNumber: JR3Z-8620-A
    OEM 2021 Ford Mustang AC Belt - JR3Z-8620-A
    Product Specifications
    • Notes: 5.0 Liter; Mustang; 5.0L
    • Other Names: AC Belt
    • Item Dimensions: 6.1 x 3.5 x 1.0 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang AC Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Bullitt, GT, GT Premium, Mach 1 | 8 Cyl 5.0 L GAS
    $33.62 MSRP: $53.64
    You Save: $20.02 (38%)
  • OEM 2021 Ford Mustang Serpentine Belt Diagram - KR3Z-8620-B
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    OEM (Genuine) 2021 Ford Mustang Serpentine Belt

    PartNumber: KR3Z-8620-B
    OEM 2021 Ford Mustang Serpentine Belt - KR3Z-8620-B
    Product Specifications
    • Notes: W/Supercharger; Mustang; 5.2L; Gt500
    • Other Names: Serpentine Belt
    • Part Description: 2021 Ford Mustang Serpentine Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | Shelby GT500 | 8 Cyl 5.2 L GAS
    $24.00 MSRP: $37.64
    You Save: $13.64 (37%)
  • OEM 2021 Ford Mustang Serpentine Belt Diagram - FR3Z-8620-C
    View Related Parts

    OEM (Genuine) 2021 Ford Mustang Serpentine Belt

    PartNumber: FR3Z-8620-C
    OEM 2021 Ford Mustang Serpentine Belt - FR3Z-8620-C
    Product Specifications
    • Notes: 2.3 Liter; Mustang; 2.3L
    • Other Names: Serpentine Belt
    • Item Dimensions: 6.3 x 1.1 x 3.3 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 Ford Mustang Serpentine Belt
    More Info
    Vehicle Fitment
    • 2021 Ford Mustang | EcoBoost, EcoBoost Premium | 4 Cyl 2.3 L GAS