If you want to explore and Ladakh on a bike from your residential state then you need to carry some important gears that are mentioned below:
You need to have vehicle accessories such as OEM toolkit, Spare vehicle key, Sparkplug, Chain Link, Extra clutch and accelerator wires, Tubeless puncture repair kit, Spare tube, Tire irons and valve key, Tire repair can / electric pump/foot pump, Engine oil, Electrical tape.
Riding Essentials that are required on trips are a Medical kit, Sunscreen lotion, Lip balm, Mustard oil (for moisturizing), Glucose, Water bottles, Chocolates/biscuits/nuts.
The riding gears which you need to carry are a Full face helmet with a clear vision, UV sunglasses, Gloves, Riding jacket, Riding pants, Shoes.