Driven Racing 420 Rear Sprocket for Kawasaki Z125 SSR with ventilated wave geometry and

with ventilated wave geometry and drilled ports to maximize airflow and prevent brake fade

Exhaust Lobe: 26

and Eclipse 50 scooters

Pulsed Secondary Air Injection System (PAIR) is an emissions control system used to lower hydrocarbon (HC) and carbon monoxide (CO) emissions by allowing air into the exhaust flow

no charging required — just bolt it in and ride

Driven Racing 420 Rear Sprocket for Kawasaki Z125 SSR with ventilated wave geometry andDriven Racing EVO TECH rear sprocket for Kawasaki Z125 with 420 chain. Driven Kawasaki Z125 rear sprockets are available in 30t and 32t options. A few rules regarding gear ratios for sprockets are as follows: Drop teeth on front add teeth to rear = increased torque, increased acceleration, wheelies, racetracks with short straights Add tooth on front reduce teeth on rear = increased top end speed, open road cruising, lowers RPMs, better gas mileage,