Fork cartridge fits on Yamaha FZR 1000 all By 88-90

Item number: MAF15Y128K

Matris Motorcycle Fork/Spring cartridge fit to Yamaha

Category: Fork Kit cartridge to Yamaha Models

Driver weight KG

USD 658,96

including 19% VAT., no shipping costs

Old price: USD 735,97

estimated Delivery status: Custom manufacturing and procuring

Run time CEP service: 20 - 21 workdays



Motorcycle Fork cartridge Kit from Matris to Yamaha Street and Sport Motorcycle Racing parts moderns high tech fabrication minimum tolerances and high tech Material.

Fork cardridge Typ: F 15K (L+R)

  • Complete hydraulic fork cartridge kit (cartridge, pumping rod, spring, fork cap) that completely replace
    all the existing fork internals to modify a conventional non-adjustable fork in a fully-adjustable fork, with
    Spring Preload and separate funtions of Compression and Rebound adjustments, as in a sports fork
    type, allowing a greater custom setting.
  • Fork cartridge cylinder 20 mm in diameter in Alloy 7075 with lapping and hard oxidation treatment. 
  • All internal and external components are machined from 7075 aluminium and surface treated with a hard coating.
  • Pumping rod 12mm in diameter in Alloy 7075, with lapping and hard oxidation treatment. 
  • Linear springs in Cr-Mb alloy Steel with cataphoresis surface treatment, available in different tension, dedicated for the different bike models and info the driver weight.
  • The fork springs are mounted so preload can be adjusted easily by hand using adjuster on the fork top.
  • complete valve Set for compression adjustment as replacement (if provided for on the Original Fork)  
  • The 20 mm fork cartridge kits are supplied with bottle of fork fluid specifically developed for use with the kit.
  • Fully-adjustable for Spring Preload, and on a separate asymmetrical Compression and Rebound. 
  • Set of Compression and Rebound valves, supported by oilless slide bearings, machined from
    Aluminium billet, with its own dedicated shims stack for a total hydraulic flows control.
  • Anti-cavitation valve sets.
    All internal and external Aluminium components are supplied with oxidation surface treatment.
    The fork kit is fully reversible. No modification to the original fork is required for assembly the fork kit
    and is completely overhauled for a proper and regular maintenance.
    Fork kit supplied with specific Fork Oil.


1. Preload spring with specific clicks.
2. Extension (rebound) with specific clicks.(Left Side)
3. Compression with specific clicks (Right Side)

Product weight: 1,80 Kg

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