I pull a manual transmission vehicle with the transmission in neutral. Have towed it several thousand miles with no problems.
Just be sure not to stack anything in the vehicle that might shift when braking and knock the shift lever in gear. It is not going to jump in gear on its own!
2012 Tiffin Phaeton 36QSH Diesel Pusher, TireTraker TPMS, Safe-T-Plus, BrakeMaster, '08 Honda CRV, Protect-a-Tow