SIP has just released this CNC-milled 4-piston crake caliper as a direct replacement for the original 2-piston caliper on the Vespa GTS. Machined from aluminium, with 2x 34mm and 2x 30mm pistons and larger Galfer pads, the caliper should improve brake feel and performance, as well as help to dissipate…
iggy-grainger20 December 2024














