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Versatile Rk Gs428kro-138 Gold O-ring Chain Get 85% Off Today [oy8fgJAV]

$20.99 $67.99 -69%

RK 428 KRO Heavy duty sealed ring gold chainThere are many chain manufacturers in the motorcycle industry but most (including some Japanese manufacturers) only offer a single type of sealing ring, using a "one type fits all approach" which is used on

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RK 428 KRO Heavy duty sealed ring gold chain
There are many chain manufacturers in the motorcycle industry but most (including some Japanese manufacturers) only offer a single type of sealing ring, using a "one type fits all approach" which is used on all their drive chains.This can be inefficient depending on the intended use. .Different types of seals for different applications maximises efficiency and performanceRK currently has FIVE types of sealed-ring chains. Each has its own features and benefits.
  • O ring and RX Rings came first. Each a great product in their own right and broadly similar to the competition's current offerings.
  • After several years of development, RK added the XW range of sealed chains to radically improve chain life and performance.
  • As racing expanded into several different genres, RK also added the ultra thin U-Ring and UW-Ring sealed chains.
  • Each seal type is specifically designed for a particular use to provide the ultimate in rotating efficiency with minimum friction, while providing a longer chain life.
  • Do not compromise: Maximise the motorcycle's performance by fitting RK chain. Mark Marquez does and he does pretty well...
  • RK KRO O-ring chain is manufactured using high precision assembly technology and are optimized for maximum grease sealing while exercising friction control.
  • KRO O rings are made from an advanced Nitrile Butadiene composite for maximum performance and wearlife.
  • Heat treated hi-carbon alloy steel with seamless rollers and shouldered bushings.

Manufacturer Part No. (MPN): GS428KRO-138-CL
Barcode: 9555217621926
Length: 138
Colour: Gold
Grade: H Duty O Ring
Pitch: 428
Sealed: Yes
Type: KRO
Tensile Strength (Lbs): 5395
Tensile Strength (N): 24000

Fitment Summary
Compatible with 53 models (yearly).

  • Aprilia: SX 125E4
  • Fantic: Enduro 125 Casa, Scrambler 125ABS
  • Hyosung: GT 125, GT 125 Naked, GT 125 Naked Comet, GT 125 Supersport, GV 125 Aquila, GV 125 Aquila Classic

What Our Customers Say

January 1, 2026

Absolutely no complaints!

I'm very, very, very, very happy with my buy.

- Alun P..

January 1, 2026

Absolutely no complaints!

I'm happy with my fantastic, very great purchase.

- Gwen U..

January 1, 2026

Absolutely no complaints!

This is a really good and a very, very, very, very solid product.

- Taliesin W..

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