Front brake master cylinder reservoir kit for Suzuki 80-83 GS400E, 80-81 GS750E, 80-81 GS850G & 80-81 GS1000G models with a 4 screw MC reservoir. Replace your cracked and hazy reservoir with a new one. This kit includes reservoir, cap, o-ring, diaphragm & screws. Check fitment info for specific models and year ranges.