Here are some places from where you can rent bikes in Leh :-

Leh BIke Rental

Ladakh Wander

Venture Third Pole Bike Rental

PRICES MAY VARY

Royal Enfield 500cc Classic - 2100 INR (8am - 8pm)

Royal Enfield 500cc Standard - 2000 INR (8am - 8pm)

Royal Enfield 411cc (Himalyan)- 2500 INR (8am - 8pm)

Bajaj Avenger/ Vikrant - 1200 INR (8am - 8pm)

BMW GS/GSR 310cc - 3500 INR (8am - 8pm)