OK if you need a new caliper this is it, it looks exactly like the grimeca except piston is 38mm instead of 41, so a seal kit for this won't work in the grimeca
Brembo, F08 caliper, left
[Part Number: 18652201]
Complete Brembo twin piston caliper. Fits front left when mounted in front of fork tube, fits front right when mounted behind fork tube. Fits rear when mounted below axle. Includes pads, anodized aluminum pistons and single large bleeder are installed. Most big twin models 1974 through 1997. 850T T3 Convert G5 1000SP, SP2, SP3, Cal2 Cal3 Cal1100, MilleGT, Strada, T4, T5, 850 LeMans, LeMansII, LeMansIII, CX100, probably more.