Merits Roadster 4 Mobility Scooter

Introducing the ultimate in portable power and convenience - our Roadster 4 features an extra charging station located underneath the dashboard for added convenience. The detachable battery pack allows you to charge on the go, so you never have to worry about running out of power. With four wheels, this scooter offers a tighter turning radius for better indoor maneuverability. The scooter is also designed to easily disassemble into five lightweight components for easy transport and storage.

Merits Roadster 4 (S740) Scooter

The adjustable tiller angle allows for an ergonomic driving position and easy transferring on and off the unit. The 18" width deluxe stadium seat ensures maximum comfort during use. Whether you're on the go or need a little extra help getting around, this scooter has you covered.

Roadster Variations:

  • Roadster 3 - 3 wheels & Standard Range (Up to 6 miles)
  • Roadster 4  - 4 wheels & Standard Range (Up to 6 miles)
  • Roadster S3  - 3 wheels & Long Range (Up to 12 miles)
  • Roadster S4  - 4 wheels & Long Range (Up to 12 miles)

Standard Features:

  • Extra charging underneath the dashboard

  • Detachable battery pack allows you to charge on the go

  • Four wheels provide a tighter turning radius for better indoor maneuverability

  • Designed to easily disassemble into five light components for transport and storage

  • Adjustable tiller angle for ergonomic driving position and easy transferring onto and off on the unit

  • 18″ width deluxe stadium seat

Technical Specs:

  • Max Speed: 4mph

  • Range: up to 6 miles/ 12 miles

  • Turning Radius: 35.4″/47″

  • Ground Clearance: 2″/2.5″

  • Motor: DC 24V, 100W/110W/180W/220W, 420W Max

  • Battery: 12V/12AH x 2pcs

  • Charger: 1.8A off-board/29V2AH

  • Gradient: 6°

  • Casters: 7″ PU Tire

  • Drive Wheels: 8″ PU tires

  • Brakes: intelligent, regenerative, electromagnetic 


  • Seat Width: 18″

  • Seat Depth: 17″/18″

  • Seat Height: 15″/14.5″

  • Min Footrest Extension: 16″

  • Max Footrest Extension: 18″

  • Overall Length: 40″/40.5″

  • Overall Height: 36″/36.6″

  • Overall Width: 21″/22″/25.5″

  • Total Weight: 99/106/107/103 lbs

  • Weight Capacity: 300/260 lbs

Optional Accessories:

  • USB Charger

  • Oxygen tank holder

  • Cane and Crutch holder

  • Walker holder

  • Foldable rear basket

  • Weather cover

  • Canopy

  • Side bag

  • Safety Flag 


Wheels & Chairs can add the following on request at an additional cost.

  • Roadster 4 ($2236.00)
  •  Seat Belt, 40" ($30.00)
  •  USB Charger($45.00)
  •  Multi-Accessory Reciver Adaptor ($99.00)
  •  Oxygen Tank Holder - attaches to seat bracket ($140.00)
  •  Oxygen Tank Bag Holder- attaches to seat bracket ($90.00)
  •  Cane & Crutch Holder- attaches to seat bracket ($98.00)
  •  Crutch Holder - attaches to backrest ($66.00)
  •  Cane Holder- attaches to backrest ($60.00)
  •  Walker Holder - attaches to seat bracket ($118.00)
  •  Walker Holder- attaches to backrest ($84.00)

  • Foldable Rear Basket (Med).- attaches to seat bracket ($80.00)
  •  Foldable Rear Basket (Larg).-attaches to seat bracket ($120.00)
  •  Canopy- attaches to seat bracket ($300.00)
  •  Cover ($180.00)
  •  Cup Holder ($24.00)
  •  Mounting Bracket for Cup Holder ($32.00)
  • C Side Bag ($18.00)
  •  Safety Flag ($37.99)

If you'd like to make any of the following adjustments or additions, contact our sales team through text, call, or email and we'd be happy to assist you.

Phone number: (757) 654-1727


Why buy from Wheels & Chairs?

  • Price - Wheels & Chairs offers the lowest price possible as allowed by our manufacturers. You won't be able to find any of our items for less than what we offer on the market.
  • Service - Our knowledgeable customer service team has the BEST response times in the industry. If you send a message to live chat and don't hear a response in 5 minutes or less, you get a discount.
  • Free Shipping in the US - We ship to anywhere in the US for absolutely free (contiguous states only). It's on us.
  • Return Policy - We match the return policies of our manufacturers for all products giving you the best possible deal (usually free returns within 30 days plus a restocking free. See the full return policy in "Shipping | Warranty | Returns" tab above.


We offer free shipping on all products.

Estimated Shipping Time: 1-6 Business Days


Wheels & Chairs offers a 30-day return policy on all Merits products. All items to be returned must be in new condition, in the original boxes and have original packaging. A 20% restocking fee and shipping charges will apply for most returns (see below for exceptions).

To return an item, contact a Wheels & Chairs customer service representative by phone number at (757) 654-1727 or by email at and provide your Order number.

For returns that were the result of a Wheels & Chairs error, there is no restocking fee. We will issue a call tag to have the item picked up and we will pay for the freight charges for the return. The freight company will make 3 attempts to pick the item up. After 3 attempts, it will then be the responsibility of the customer to ship the item to Merits (manufactuer) at the below address.

Merits Health Products Inc.
4245 Evans Avenue
Ft. Myers, FL 33901

For items that are being returned that are not an error by Merits Health Products, there will be a 20% restocking fee.

If an order is canceled after the item has shipped, our standard return policy applies with a 20% restocking fee. You will need to accept delivery of the item(s), obtain an RA number and ship the item(s) to Merits at the above address.

Customers returning products are responsible for any shipping damages; we suggest that you always ensure your returns. All returns are inspected when received; customer credit is issued within 30 days.


Merit's Corporation (manufacturer) warrants to the original purchaser of this wheelchair product that it is free of defect in material and workmanship and that, when operated within the guidelines and restrictions of the product manual, will remain so free of defect in material and workmanship for a period of 18 months from the original date of purchase. Excluded from this warranty is failure due to negligence, abuse, accident, operation outside of rated limits, commercial or institutional use, damage/wear to upholstery or tires and improper maintenance or storage. The batteries for this wheelchair product are not supplied by Merit Corporation; contact the battery manufacturer/supplier if warranty replacement is requested. This wheelchair product must not be modified in any way without the express written consent of Merits Corporation. Any such unauthorized modification could cause unreliable and/or unsafe operation and will void this warranty. Where a failure occurs within the 18 months warranty period that is not excluded above, the failed components will be replaced with similar new or reconditioned components at Merits sole option. Merits Corporation will not be responsible for labor and/or shipping charges. The foregoing warranty is exclusive and in lieu of all other warranties expressed or implied including, but not limited to, the implied warranty of merchantability and fitness for a particular purpose. Merits Corporation will not be liable for any consequential or incidental damages whatsoever.

Got questions? Read through our FAQ page listed in our Main Menu to see if it's answered there! If not, please contact us either through the chatbot found on the bottom right of the screen or via this form.

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