Merits S637 Scooter Parts

This page lists replacement parts for the Merits S637, a three-wheel mobility scooter. Part types include half U1 battery packs, a 24V XLR battery charger, and accessories such as cup holders and a basket liner.

The S637 uses two 12V 18 Ah or 22 Ah batteries; we list the 18 Ah half U1 pack and the 22 Ah (20 Ah upgrade) pack. Merits recommends a 3.0 amp XLR charger; the charger we list is the 24V 3.5 amp XLR 24BC3500T-4. The model and serial number are on a label on the frame, usually under the seat; check it before ordering. 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.