EK Motorcycle & ATV Chain
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Whether you use your sportbike for road riding, track days or stunting, EK has a chain that’s up to the challenge. Choose from the economical SRO or SRX series, the premium MVX line, or the ultra-strong ZVX range. Every one is engineered with the same precision and advanced technology used in our pro racing chains.

 

530ZZZ: The Ultimate Street Performance Chain
The 530ZZZ features a revolutionary new sideplate profile that more effectively distributes the load on the sideplate. The result is incredible tensile strength without increased weight. More details...
Recommended application: 1100cc and up
Available colors: metalflake gold, metalflake silver
Tensile strength: 11,000 lbs.
ZVX Series: The Extreme Chain for Extreme Bikes
Anyone with a Hayabusa, ZX-12 or one of the new generation of 180hp literbikes knows how hard they are on chains. EK steps up with an incredibly strong Quadra-X Ring chain that has proven its superiority in controlled lab tests. ZVX chains are also great for any bike that’s been modified for more-than-stock horsepower. The 530ZVX is available in colors.
Recommended application: over 1000cc, up to 180hp
Available colors: gold, chrome, red, blue, yellow
Tensile strength: 10,560 lbs.
Available lengths: Up to 160 links
MVX Series: Premium Quadra-X Ring Chains
We strongly recommend these Quadra-X Ring chains as the ideal replacement for the original equipment chain on your 600 to 1000cc sportbike. Features like solid bushings, lightening holes in the sideplates, large-diameter pins, and friction-reducing Quadra-X Rings help ensure high-performance and durability. MVX chains are available in colors.
Recommended application: up to 1000cc/100hp for 520MVXZ; up to 1000cc/130hp for 525MVXZ; up to 1000cc/145hp for 530MVXZ
Available colors: gold, chrome, red, blue, green, yellow, purple; 530MVXZ also available in yellow
Tensile strength: 9000 lbs. for 520MVXZ; 9300 lbs. for 525MVXZ and 530MVXZ
Available lengths: Up to 120 links for 520MVXZ; up to 130 links for 525 and 530MVXZ
Zero Stretch Technology available as an option on all MVXZ chains.
SRX Series: Value-Priced Quadra-X Ring Chains
SRX-series chains offer excellent value, and improve on the SRO-series chains with the superior sealing and reduced friction of EK Quadra-X Ring seals.
Recommended application: up to 650cc/80hp for 520SRXL; up to 750cc/90hp for 520SRX; up to 900cc/110hp fo 525SRX; up to 1000cc/120hp for 530SRX
Available colors: gold
Tensile strength: 8000 lbs. for 520SRXL; 8500 lbs. for 520SRX; 8800 lbs. for 525SRX; 9200 lbs. for 530SRX
Available lengths: Up to 120 links
SRO Series: Economical O-Ring Chains
Value-priced O-ring chains that don't compromise on quality or durability, with such features as solid bushings, solid rollers and high-tech heat-treated steel alloys.
Recommended application: up to 650cc/50hp for 520SRO; up to 650cc/80hp for 520SROZ and 525SROZ; up to 900cc/110hp for 530SROZ; up to 1000cc/120hp for 630SRO
Available colors: gold
Tensile strength: 8400 lbs. for 520SROZ and 525SROZ; 9100 lbs. for 530SROZ
Available lengths: Up to 120 links
Sportbike Chain Applications By Engine Displacement

125cc
520SRO
520MVXZ
250cc
520SRO
520MVXZ
350cc
520SRO
520MVXZ
400cc
520SRO
520MVXZ
500cc
520SROZ
520MVXZ
600cc
520SROZ
525SROZ
520MVXZ
525MVXZ
530MVXZ
750cc
530SROZ
520SRX
525SRX
530SRX
525MVXZ
530MVXZ
900cc
530SROZ
525SRX
530SRX
525MVXZ
530MVXZ
1000cc
530SRX
525MVXZ
530MVXZ
530ZVX
530ZVO
530ZZZ
1300cc
530ZVX
530ZZZ
       
Note: These are only general recommendations. Refer to your owner’s manual, the EK chain selector or check your current chain to determine the correct chain size for your bike.
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EK Motorcycle Chain