The mixed wheel Santa Cruz V10 downhill bike developed for the Syndicate is available for purchase now. Santa Cruz will be offering the V10 in 27.5 (front and rear) in size small to large frames, both 29-inch (front and rear) and mixed in medium and large frame sizes, and 29-inch only for the XL frame size.
The mixed wheel size V10 comes in an S build and an XO1 build. The S build retails for $5999 USD and comes with a Fox 40 Performance 29" fork and a Fox DHX2 Performance Elite coil shock, SRAM GX drivetrain, and SRAM Code R brakes.
The XO1 build retails for $7999 USD and comes with a Fox 40 Factory 29" fork, Fox DHX2 Factory coil, SRAM XO1 drivetrain, and Code RSC brakes.
Luca Shaw, Loris Vergier, Greg Minnaar and their mechanics discuss their decisions behind their wheel size decisions in this video.
You can find more details on the mixed wheel V10 here