Renthal Sprocket - 501--520-12GP Honda CRF250R / CRF250RX 2018-2021 Brand_Rickrak There are two basic differences

There are two basic differences between '90-'99 cam gear sizes and earlier years

End Cap Color/Finish Sandblast Product Name Muffler Type Slip-On End Cap Material Stainless Steel Muffler Material Stainless Steel Base Color Silver Model LV-10 Riding Style Adventure Touring / Dual-Sport Muffler Color/Finish Titanium Look Units Each

1 mm Model R6254E-105 Type Non-Resistor Center Electrode Projection Non-Projected Center Electrode Type Standard Electrode Tip Material Nickel Alloy Spark Gap 0

just swap the cylinders (unless otherwise noted)

Renthal Sprocket - 501--520-12GP Honda CRF250R / CRF250RX 2018-2021 Brand_Rickrak There are two basic differencesFeatures CNC machined from case hardened and core refined 655M13 nickel chromium steel Machined self cleaning mud grooves at each tooth to prevent mud buildup help increase wear resistance Ultralight design has a 10 15% weight savings Specs Mounting Position Front Type Front Tooth Count 12 Material 655M13 Nickel Chromium Steel Riding Style Off Road Units Each Chain Size 520 Product Name Sprocket