Merits M405/M436 Manual Wheelchair Parts

This page lists replacement parts for the Merits M405/M436 manual wheelchair. Part types include 24"x1-3/8" pneumatic tires and tubes, 8"x1" caster wheels, and accessories such as wheelchair covers, under-seat and seatback bags, an oxygen tank holder and lightweight grips.

The M405/M436 can be set up as a self-propelled chair or an attendant transport chair. Its rear wheels convert between 24"x1-3/8" and 12" sizes, both with pneumatic tires, using two axle bushings, and it uses 8"x1" casters. We list gray and black 24"x1-3/8" (37-540) tires and a matching tube. The model number is on a label on the frame, often on the crossbrace. As an authorized Merits dealer, we supply genuine OEM Merits parts, with compatible alternatives on select items. Can't find your part? Contact us with your model number and a photo of the old part, and our team will help track it down.