I have the Newspeedmaster kit and just looked at the kit on the BC website. The biggest diff is going to be the plastic toolbox with the Newspeedmaster kit and the metal box with the BC kit. I personally like the extra room I have with the Newspeedmaster kit.

SOLD: 07 Black BA, 39mm FCRs, TPUSA stage 1 head, TPUSA 813 cams, TPUSA 10.8:1 pistons, TTP #3 igniter, Specialty Spares Long Cannons, Tsukayu Hard Bags. 82HP/55tq NEW: 19 Goldwing Tour DCT