Sounds like a clutch to me, how many miles on the clutch? How is the clutch peddle? any binding or sticking, where in relation to the throw does it engage?
2013 WRANGLER SPORT 2 DR., V-6 ,AUTO,HARD TOP
)1994 Jeep Wrangler 2.5L, Bestop top
/w steel half door and slider windows
5 speed, 2.5" lift, 31" tires,rack lights