Overview of RK GB420MXZ Heavy Duty RK Drive Chain - GB420MXZ-126
- RK racing chains have been the overwhelming choice of World Championship Teams for the past two decades!
- They have benefited from their long-term OEM relationships with the major Japanese motorcycle manufacturers; RK has supplied original chains and chains for racing
- All high-quality RK chains are made in Japan except the standard RKM series, which are from Malaysia
- All RK chains feature quad-staked pin riveting, solid rollers and solid bushings, except the RKM and standard series, which have two-point riveting and curled bushings
- Theyre all pre-stressed and pre-stretched for better performance with fewer adjustments
HEAVY-DUTY CHAIN (MXZ)
- All feature heavier side plates for more strength and resistance to stretch
- MXZ racing chains are made for the serious motocross racer with all components heat treated for high-performance durability; chromoly steel construction with seamless rollers and bushings, and oversized alloy pins for added strength
- Max. Engine Size: 125cc
- Tensile Strength: 5,000
- Wear Life Index: 300 (Wear life Index should be used as a comparison for probable wear life under identical circumstances. Think of it as a percent, with standard chains being 100).
If your motorcycle came factory-equipped with an O-Ring, it must be replaced with an O-Ring chain.
Includes a Clip Type Master Link
Replacement connecting link:
Clip-Type: part no. 11-9315
Specs for RK GB420MXZ Heavy Duty RK Drive Chain - GB420MXZ-126
|Number of Links
||Drive Chain - Non-Sealed
Alternate/OEM Part Number(s):