JT Rear Sprocket 488.38 - Kawasaki: 81 Z550D1 (GPZ550-Twin Shock) ; 82-83 Z550H1/2 (GPZ-Unitrack)'82-'83; 78-82 Z750B1/4,Y1/2,LTD (2 Cyl); 80-83 ZR550A1/2 (Z550F) 940912 Distance from fork tube clamp

Distance from fork tube clamp hole to headlamp mount hole 114mm

Quick rise times for easier starts and elimination of spark deterioration

This JIMS time saving transmission master kit comes complete with JIMS proven performance parts and a Cometic gasket & seal kit

Stones are square end to hone to the end of step-cut end blind-end cylinders

up to 85HP

JT Rear Sprocket 488.38 - Kawasaki: 81 Z550D1 (GPZ550-Twin Shock) ; 82-83 Z550H1/2 (GPZ-Unitrack)'82-'83; 78-82 Z750B1/4,Y1/2,LTD (2 Cyl); 80-83 ZR550A1/2 (Z550F) 940912 Distance from fork tube clampJT Steel rear sprockets are manufactured using Japanese C49 high carbon steel. Designed to minimise weight and maximise strength. Accurately machined to achieve balance and a perfect fit and chain alignment