lowering kit 20mm mt 15 k liye kharida aur install kiya.. bilkul koi problem nahi ho rahi hey... Mera weight 80kg approx aur pillion frnd ka weight 70+kg weight hey... Dono beythne k baad v no issues... it's working fine... Bass zara boleto thora, na ke barabar problem hey to bahot ucha speed breaker.. jo bahoot he kaam hota hey usmey 1 time laga but return karte waqt nahi lahga...so I think lena hey to 20mm sahi hey...30mm thora problem ho sakti hey ground clearance mey...I m 97% satisfy of this product... mey apna feedback de raha hun...apne short rider bhai logo k liye...20mm lena 30mm thora problem ho sakti hey...(my height 5 feet.4.5 inch)