Is there no end to AC Sanctuary’s brilliance" We profile a Kawasaki ZRX1200R from the masters of Japanese muscle, then pivot to a Honda CB750 from the host of a car restoration show. This week’s OEM news includes a look at the 2025 KTM 990 RC R and the new Ryvid Outset electric motorcycle.

Kawasaki ZRX1200R by AC Sanctuary Hiroyuki Nakamura, the man behind AC Sanctuary, has been building incredible restomods for almost 25 years now. Sanctuary’s Radical Construction Manufacture (RCM) series combines the charm of old bikes with modern suspension, braking, and reliability. This is one of their latest builds; RCM-569.
Starting with an early-2000s model ZRX1200R, the bike was stripped to nuts and bolts with the stock suspension and wheels promptly discarded. The frame was placed in a jig and a laser line was thrown over it to ensure everything was straight. While it was there, key areas were gusseted and the headstock was braced?then a highly modified lightweight swingarm was fitted with Öhlins shock absorbers.
An AC Sanctuary ZRX steering stem kit was installed, which allowed the fitment of upside-down Öhlins forks. A pair of super light OZ Racing hoops, fitted with Sunstar brake discs, replaced the heavy stock alloy wheels. Enormous Brembo GP4-RX radial calipers were fitted to the front end to give modern sport bike braking to the two-decade-old bike.
As is right and proper, the engine also received the AC Sanctuary treatment. The bottom end was ...