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  4. Primo Start Ring Gear

Primo Start Ring Gear

2 products

Category dedicated to the starter ring gear, an essential component of the primary and starting system on Harley-Davidson motorcycles. This gear engages with the starter motor pinion to transmit the torque required to the crankshaft. Compatible with Evolution, Twin Cam, Milwaukee Eight and Sportster engines.

  • Engranaje de anillo de arranque para caja de primaria de motocicleta View details
    Rivera Primo

    Starter ring gear for Primo – 178 mm

    Version: Engranaje de anillo de arranque con 6 tornillos para modelos de transmisiones por correa producidos después de 1992, diámetro interno 178mm (66T)Size: 178 mm

    Manufactured as a replacement for Primo belt drives. This ring gear is hardened and made for a press…

    Ref.
    AK-4785-7131
    Manufacturer Ref.
    237005
    Make
    Rivera Primo
    In stock
    270,31€ IVA inc.
  • Engranaje de anillo de arranque para primaria de motocicleta Harley-Davidson View details
    Rivera Primo

    Starter ring gear for Primo – 188 mm

    Version: Engranaje de anillo de arranque con 3 remaches para modelos de transmisiones por correa producidos antes de 1994, diámetro interno 188mm (66T)Size: 188 mm

    Manufactured as a replacement for Primo belt drives. This ring gear is hardened and made for a press…

    Ref.
    AK-8920-6255
    Manufacturer Ref.
    303005
    Make
    Rivera Primo
    Special order
    270,42€ IVA inc.

About this category

Includes spares for primary cases, clutch covers and crankshafts. A critical part for reliable starting on Dyna, Softail, Touring and Big Twin models. Manufactured in hardened steel for high durability. OEM and aftermarket references available for direct replacement.

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