Invacare Pronto M50 with SureStep Parts

This page lists replacement parts for the Invacare Pronto M50 with SureStep power chair. We carry batteries, chargers, tires, inner tubes, drive and caster wheel assemblies, SPJ+ and CMPJ+ joysticks, bus cables, a power module, armrests and frame hardware.

The Pronto M50 requires two 12-volt, 34–35 Ah (U1) batteries, sold as a 24 volt pack like the UB12350 AGM pack. Chargers include 24 volt 8.0 amp XLR chargers and 24 volt 3.0 amp on-board chargers. Its tires are 3.00-4 (10"x3", 260x85), sold as foam-filled or pneumatic tires and as complete wheel assemblies. The caster wheel assembly is 6"x2" (1122066). Many parts are shared with the Pronto M41, M51, M61, M71 and M91, such as headtube caps and the 60 amp DK-PMB60 power module. The model number and serial are on a label on the frame, usually under the seat. Invacare serial numbers are on a label on the frame and follow formats like 02A12345 or 02BM123456. As an authorized Invacare dealer, we supply genuine OEM Invacare 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.