Straight from alpha Racing's RACE DEPARTMENT is this WSBK and 24 Hour World Endurance Fuel tank for racing with an increased capacity of 23.5 litres. Fabricated by hand from lightweight aluminium, fits S1000RR/HP4 for your maximum effort race bike. Please note that the space required for ABS/DTC modulator unit and aluminum distribution block will remain unchanged, to be used with OEM fuel pressure pump. Special fuel filler cap is required and available separately