Combines both longevity and performance. MXU is one of the lightest sealed-ring motocross chains available on the market today. MXU features Ultra-thin UW-Seals perfect for bikes with case clearance issues.
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RK 520 MXU Drive Chain 120 Links UW Ring GB520MXU-120-856
Drive Chain | SKU #GB520MXU-120-856 | MPN #GB520MXU-120
$134.71
- New Part

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Availability: IN STOCK
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Specifications
Condition | New |
SKU# | GB520MXU-120-856 |
MPN# | GB520MXU-120 |
Part | Drive Chain |
Chain Size | 520 |
Tensile Strength | 8003 lb |
Number of Chain Links | 120 |
Base Color | Gold |
Chain Seal Type | UW-Ring |
Chain Master Link Type | Clip Style |
Vehicle Compatibility
This part fits an additional 972 vehicles.Please use the search box above to find your vehicle.
Year | Make | Model | Submodel |
---|---|---|---|
Husaberg | FC550 | FC550 |
Description
Additional Note
Used by professional SX and MX race teams the MXU chain features high-quality pins, bushings and rollers for maximum durability. Narrow, lightweight chain with 4-point riveted pins. Longer wear life than RK Standard Chain.
Features
- The lightest sealed-ring racing chain on the market
- Designed to deliver consistent power delivery with an extended chain life
- Weighs only 3 lb. (EU: 1,36 kg) per 100 links but delivers huge tensile strength
- Ideal for race applications between 125-500cc
- Chains include clip connecting link
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