As I recently had the motor mounts done on my ‘14, I figured I may as well do the trans mount. Very inexpensive when ordered off rockauto. All that is required is the removal of two nuts off the mount studs under the crossmember and four bolts holding the mount to the transmission. You do not need to drop the crossmember as there’s room to lift the transmission up off the crossmember with a jack to allow removal of the mount as pictured. It’s a 30 minute job. Of note, my oem mount was still fine at 96k kms but I replaced it regardless.
Slideshow: A one-of-one U.S.-spec Mercedes-Benz SLR McLaren Roadster became even rarer after a factory-backed transformation at McLaren's headquarters.