RK Chain Series
Selecting Your Chain
ROADRACING
XRU is a roadracing specific chain designed to absorb the extreme engine torque impact and transfer it into superior high speed performance.
LIGHT
XRU Racing Chains are 7% lighter than 520GXW.
UW-SEALS
Ultra-Thin UW-Seals minimize friction while still providing heat and debris protection.
ROADRACING USE ONLY!
SPRINT RACING
HRU is a 415 racing specific U-sealed chain with the weight of a non-sealed chain.
LIGHT
HRU Racing Chains are exceptionally light - 1.52 lbs.
U-SEALS
Ultra-Thin U-Seals minimize friction keeping high horsepower transmission efficiently throughout the duration of the race.
ROADRACING USE ONLY!
PRO DRAG RACING
Born from the hot asphalt of the drag strip, RK's 530PRODR chain is designed specifically for professional motorcycle drag racing.
LIGHTWEIGHT
Lightweight 530PRODR Drag Racing chain. 530PRODR weighs less than most 530 Sealed chains.
NON-SEALED HEAVY DUTY
PRODR features heavy-duty plates and is a non-sealed chain
DRAG USE ONLY!
PRODR is a drag racing chain and is NOT suitable for street use.
DRAG RACING
Born from the hot asphalt of the drag strip, RK's 530DR chain is designed specifically for motorcycle drag racing.
LIGHTWEIGHT
Lightweight 530 Drag Racing chain. Weighing just 5.16 lbs per 100 links, 530DR weighs less than most 530 Sealed chains.
NON-SEALED HEAVY DUTY
DR features heavy-duty plates and is a non-sealed chain
DRAG USE ONLY!
DR is a drag racing chain and is NOT suitable for street use.
EXTREME PERFORMANCE
ZXW Chain Series are the strongest, longest-lasting premium quality XW-Ring equipped chain available on the market today!
STRENGTH
ZXW is ideal for high-speed, high-horsepower performance applications.
XW-SEALS
Provides up to 1.7 times longer wearlife compared to O-ring chains.
LARGE DISPLACEMENT
ZXW is perfect for large, high-displacement and extended swingarm machines
HIGH PERFORMANCE
RK's GXW chain series are the top of the line extreme performance chains.
STRENGTH
XW-ring chains are the BEST high-speed, extreme heat performance chains available today.
XW-RING SEALS
Provides up to 1.7 times longer wearlife compared to O-ring chains.
PERFORMANCE
XRE Chain series offer less torsional friction and increased performance.
DURABLE
Affordable, long lasting performance XW sealed chain. Provide 20% longer wearlife compared to XSO chains.
XW-SEALS
Provides up to 1.7 times longer wearlife compared to O-ring chains.
PERFORMANCE
XSO Chain series offer less torsional friction and increased performance.
DURABLE
Affordable, long lasting performance RX sealed chain.
RX-SEALS
Provides up to 1.4 times longer wearlife compared to O-ring chains.
Narrow clearance
With a max width of 22.60mm, UWR is ideal for narrow case clearance 530 vintage bikes.
IDEAL FOR 530 Vintage
UW-Sealed vintage specific chain - Perfect for British Norton and Triumph as well as 1970's Hondas.
UW-SEALS
RK's proprietary round "UW" ring chain.
ECONOMICAL Performance
RK's MRU is a convenient blend of performance and affordability. Works great for Honda Grom & Monkey
LOW-RANGE CC
MRU chains are suitable for low CC motorcycles that came from the factory with sealed chains.
U-SEALS
RK's proprietary round "U" ring chain.
ECONOMICAL
RK's SO series is a convenient blend of performance and affordability.
MID-RANGE CC
SO series chains are suitable for low to mid-range CC motorcycles that came from the factory with sealed chains.
O-SEALS
RK's traditional round "O" ring chain.
PERFORMANCE
A chain series designed for the rider who wants the best for their machine at an affordable price.
STRENGTH
The highest tensile strength, the greatest durability, the most choices.
O and RX-SEALS
Provides up to 1.4 times longer wearlife compared to O-ring chains.
VALUE
Maximum performance meets maximum value.
Off-Road Chains
HEAVY DUTY
MXZ5 is one of the strongest supercross and motocross chains available on the market today.
LIGHTWEIGHT
MXZ5 is a lightweight professional supercross and motocross racing chain
NON-SEALED
MXZ5 features Chromoly steel construction and seamless rollers and bushings.
RACE GRADE
Made for the professional supercross & motocross racer
HEAVY DUTY
MXZ4 is one of the strongest mini motocross chains available on the market today.
LIGHTWEIGHT
MXZ4 is one of the lightest mini motocross chains available on the market today.
NON-SEALED
MXZ4 features Chromoly steel construction and seamless rollers and bushings.
RACE GRADE
Made for the professional mini motocross racer
HEAVY DUTY
MXZ developed for MX/SX riding
LIGHTWEIGHT
MXZ is a lightweight motocross chain
NON-SEALED
MXZ is the next generation of motocross racing chains featuring Chromoly steel construction and seamless rollers and bushings.
ECONOMIC
Made for the weekend warrior
PERFORMANCE
Combines both longevity and performance.
LIGHTWEIGHT
MXU is one of the lightest sealed-ring motocross chains available on the market today.
UW-SEALS
MXU features Ultra-thin UW-Seals perfect for bikes with case clearance issues.
RACE GRADE
Made for the professional motocross racer
XW-RING SEALS
EXW chains feature XW-Ring seals to better survive the abrasive conditions that exist in hostile off-road conditions.
off-road specialty
EXW is specifically designed for ATV/Off-Road vehicles
PERFORMANCE
Best high-speed, extreme heat, off-road performance chain available.
ECONOMICAL Performance
RK's MRU is a convenient blend of performance and affordability.
LOW-RANGE CC
MRU chains are suitable for low CC motorcycles that came from the factory with sealed chains.
U-SEALS
RK's proprietary round "U" ring chain.
RK Malaysia Chains
ECONOMICAL
Economically priced, non-sealed motorcycle chain for small CC motorcycles that did not come from the factory with a sealed chain.
LOW-RANGE CC
When choosing RK Non-Sealed chains, please make sure the chain you choose has a suitable CC rating for the CC's of your motorcycle.
HEAVY DUTY and ECONOMICAL
Heavy Duty, non-sealed motorcycle chain for small CC motorcycles that did not come from the factory with a sealed chain.
LOW-RANGE CC
When choosing RK Non-Sealed Heavy Duty chains, please make sure the chain you choose has a suitable CC rating for the CC's of your motorcycle.