I've got these fitted to my Monkey. I'm 100KG and they are spot on. Never bottom out and the bike handles great, so much so that I haven't yet upgraded the front.
Honda Monkey 125 (90-110kg Rider) YSS RG302 Twin Shock Absorbers
Honda Monkey 125 (90-110kg Rider) YSS RG302 Twin Shock Absorbers