Here is a manual for the Evolution Plus lithium batteries....
http://golfcartmaui.com/wp-content/u...ranty_2019.pdf
Luxus can upgrade your current cart with these lithium packs, as well.
The acceleration curve is controller programmable on the Evolution like Paulz stated...The EZGO RXV is a deal-breaker for me because of the slow acceleration. 0-20 in 5 seconds is just adequate