Gearbox Ratio HD Polaris / HD Superlight

574,00 684,00 

JAY PARTS Gearbox Ratio HD Scrambler & Sportsman 850/1000

Gear chain broken or locked?
Here the upgrade with the reinforced wider Morse chain, the gear wheels have been specially hardened surfaces to ensure longevity. Available in 2 Versions.

  • reinforced, wider chain
  • gear wheels surface hardened
  • Gears 25CrM04 to 0.65 mm case hardened 82.7 HRA
  • Version HD SUPERLIGHT: 325 g weight saving
  • Version HD Standard: without holes

Availability : in stock

JAY PARTS Gearbox Ratio Heavy Duty Scrambler & Sportsman 850/1000

You have a broken or locked gear chain? - No panic!

The Jay Parts gear ratio HD is the upgrade! The wider, reinforced Morse chain and the special surface-hardened gears have been specially developed to ensure durability.

The reinforced gear ratio is available in 2 versions: HD Standard and HD SUPERLIGHT (325 grams weight saving)!

The gear ratio does not change, so no further adjustments need to be made.

We recommend having the conversion carried out in a specialist workshop.

25CrM04 to 0.65 mm case hardened 82.7 HRA
see extract of test certificate

Polaris Scrambler 850/1000 2013 -
Polaris Sportsman 850/1000 2009 -



Great strongest chain kit, awesome…


Wird bei meinen Händler die Woche eingebaut.

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