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  4. DIFFERENTIAL DIAMETER 4-PISTON FRONT CALIPERS

DIFFERENTIAL DIAMETER 4-PISTON FRONT CALIPERS

12 products

Category dedicated to fixed-mount front brake calipers with a four-piston configuration. Includes models with differentiated bore pistons (dual-piston or multi-bore) to improve pressure distribution and reduce disc deformation under load. Compatible with Harley-Davidson Softail, Dyna, Touring and Sportster, as well as Indian and Victory.

  • Pinzas de freno delanteras de 4 pistones con diámetros diferenciados para motocicleta View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., LadoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-0468-3148
    Manufacturer Ref.
    742973
    Make
    Performance Machine
    In stock
    700,15€ IVA inc.
  • Pinzas de freno delanteras de 4 pistones con diámetros diferenciados para motocicleta View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., LadoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-1570-5320
    Manufacturer Ref.
    721294
    Make
    Performance Machine
    In stock
    623,73€ IVA inc.
  • Pinzas de freno delanteras negras con 4 pistones y diámetros diferenciados View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., Lado derechoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-1821-6590
    Manufacturer Ref.
    743134
    Make
    Performance Machine
    In stock
    703,42€ IVA inc.
  • Par de pinzas de freno delanteras negras con 4 pistones y diámetros diferenciados View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., Lado derechoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-5566-6065
    Manufacturer Ref.
    721296
    Make
    Performance Machine
    In stock
    623,73€ IVA inc.
  • Par de pinzas de freno delanteras de 4 pistones con diámetros diferenciados para motocicleta View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., Lado derechoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-6596-3595
    Manufacturer Ref.
    742974
    Make
    Performance Machine
    In stock
    700,15€ IVA inc.
  • Par de pinzas de freno delanteras de 4 pistones con diámetros diferenciados View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-5710-3653
    Manufacturer Ref.
    743181
    Make
    Performance Machine
    In stock
    700,15€ IVA inc.
  • Par de pinzas de freno delanteras negras con 4 pistones y diámetros diferenciados View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-6957-2540
    Manufacturer Ref.
    721567
    Make
    Performance Machine
    In stock
    700,15€ IVA inc.
  • Par de pinzas de freno delanteras con 4 pistones y diámetros diferenciados para motocicleta View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-7393-2010
    Manufacturer Ref.
    721433
    Make
    Performance Machine
    In stock
    623,73€ IVA inc.
  • Pinzas de freno delanteras de 4 pistones con diámetros diferenciados View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-7703-9696
    Manufacturer Ref.
    721562
    Make
    Performance Machine
    In stock
    700,15€ IVA inc.
  • Pinzas de freno delanteras de 4 pistones con diámetros diferenciados para motocicleta View details
    Performance Machine

    Front 4-piston calipers with differentiated bore – 11 1/2″

    Version: Para todos los modelos desde 1984 hasta 1999 con discos de 11 1/2" excepto las Springer y modelos con ruedas de radios en horquillas estrechas., LadoSize: 11 1/2" (29,2 cm)

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-5927-3614
    Manufacturer Ref.
    743133
    Make
    Performance Machine
    Out of stock
    703,42€ IVA inc.
  • Par de pinzas de freno delanteras negras con 4 pistones y diámetros diferenciados View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-1550-0947
    Manufacturer Ref.
    721435
    Make
    Performance Machine
    Out of stock
    623,73€ IVA inc.
  • Pinzas de freno delanteras de 4 pistones con diámetros diferenciados para motocicleta View details
    Performance Machine

    Front calipers with 4 pistons of different diameter – 41 mm / 49 mm

    Version: Para delantero en Softail 2000-2014 con horquillas de 41 mm, V-Rod 2002-2006 con horquillas de 49 mm, Touring 2000-2007, Sportster 2000-2007 con ruedas deSize: 41 mm / 49 mm

    The 137X4B caliper is the most powerful available today. Its design originates from endurance racing, which demonstrated the…

    Ref.
    AK-1966-3802
    Manufacturer Ref.
    743182
    Make
    Performance Machine
    Out of stock
    700,15€ IVA inc.

About this category

Designed for front hydraulic brake systems, offering greater braking power and progressive response. They adapt to standard or large diameter brake discs. Ideal for brake replacements on American custom and touring bikes.

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