Size Chart for Large Breeds

Measure the Rear Leg Height to the toe pad, ideally when your pet is laying down, as shown in the photo. Do not pull the leg tight; leave some natural bend.

Rear leg measurement diagram
Rear Leg Height Wheel & Strut
14-16" 9" struts and 12" wheels
17-19" 12" struts and 12" wheels
20-22" 12" struts and 16" wheels
23-25" 15" struts and 16" wheels