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Merits Health S331 Pioneer 9 Three Wheel Mobility Scooter

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Health S331 Pioneer 9 Mobility Scooter by Merits Health Products

Everlasting Mobility Free 1 Year In Home Service Contract

Merits Health S331 Pioneer 9 Three Wheel Mobility Scooter Red Front Left Side View

Free Cover, Cup Holder, and Arm Bag


Do you need a bariatric three-wheel scooter with a large weight capacity, a high-back seat, and a long driving range?  The Merits Health Pioneer 9 S331 3-Wheel Scooter is a well made and solid scooter with unbeatable heavy-duty characteristics.  This scooter can take you everywhere and keep you safe on the way.



The Pioneer 9 is one of the staple models in our line of heavy-duty scooters, and it’s a favorite of many travelers who experience problems with mobility.  It has a weight capacity of 500 lbs, making it one of the most powerful scooters available.  The extra-wide 22-inch seat is complemented by an extra-high 22-inch back. The seat and backrest are adjusted for optimal comfort on long journeys.

The captain's seat is completely adjustable, and you can easily slide and rotate it to get on and off.  The seat is also semi-reclining, providing you with even more comfort alternatives.  It also has the ability to fold forward for convenient transit or storage.



Merits Health S331 Pioneer 9 Captains Seat View




This 3-wheel scooter not only has powerful batteries that can easily support most people with ease, but it also has an incredible driving range of 32 miles per charge!  This heavy-duty scooter has one of the longest driving ranges on the market.  Merits Health Pioneer 9 DLX3 S331 3-Wheel Scooter for sale has a top speed of 6 miles per hour.




This heavy-duty scooter is ideal for any outdoor trip.  All three tires are flat-free, providing you peace of mind no matter where you go.  The 4-inch ground clearance is provided by the 10-inch front tire and the 12.5-inch rear tires.



Merits Health S331 Pioneer 9 Tire View



If you enjoy the outdoors and like to drive on different terrains, then you’ll love using the Pioneer 9.  It’s unstoppable on most surfaces!  With an incline rating of 12 degrees, it lets you tackle hills and get you to your destination in no time.




The Pioneer 9 offers the ultimate in safety.  The top-of-the line brakes allow you to greatly reduce the amount of energy it takes to stop and the electromagnetic, regenerative feature sustains battery life.  Also, the front and rear bumpers guard the shroud against scratches and other damage.



The lighting kit of the S331 Pioneer 9 is excellent.  The powerful front headlight provides visibility both during the day and at night.  Rear lights, side lights, and tiller lights are among the other lights.  This scooter makes you visible to other drivers on the road and keeps you safe at night.


Merits Health S331 Pioneer 9 Headlight View




Do you need a place to store your personal belongings?  The wide front basket with a comfortable carrying handle is the ideal size for all of your daily essentials.  This is the ideal 3 wheel heavy duty, powerful mobility scooter if you want a product from a trusted brand in the mobility industry.



Merits S331 Features:

  • FREE basket included
  • 500 lbs. weight capacity! 
  • Range up to 32 miles
  • One piece frame to increase strength
  • Automatic safety turning half speed control by sensor

    Merits S331 Key Specs:

    • Top Speed: 6 mph
    • Range: 32 miles 
    • Weight Capacity: 500 lbs. 
    • Unit Weight: 249 lbs. 
    • Turning Radius: 50" inches

      Why you should consider buying the Merits Health Pioneer 9 S331

      This 3 wheel scooter comes in at a weight capacity of 500 pounds! It has a one piece frame to increase strength. The battery lasts up to 32 miles on a single charge! Coming in at 6 mph, the Pioneer 9 by Merits Health is truly one of our community favorites as a 3 wheel scooter. 

      Merits S331 Order Details

      You'll know that you are getting the Pioneer 9 S331 at the lowest price anywhere, thanks to Everlasting Mobility's Price Match Guarantee and no sales tax! With FREE shipping and financing available, you can enjoy the Merits Health 3 Wheel Scooter right away! 



        Merits Health S331 Pioneer 9 Warranty

        • Frame: 5 years from the date of delivery
        • Electronic Controllers, Harnesses, Chargers, Motors: 18 months from the date of delivery
        • Excludes: Plastic shrouds, Tires, Upholstery/Arm pads, painted surfaces, seating, bearings

        Merits Health S331 Pioneer 9 Specifications

        Top Speed 6 mph
        Battery Range 32 miles
        Weight Capacity 500 lbs.
        Unit Weight 249 lbs.
        Turning Radius 50 inches
        Ground clearance 4 inches
        Motor DC 24v, 400w
        Controller Dynamic Rhino 160
        Battery 12V/Group 24(70AH-80AH) x 2pcs
        Charger 6A off-board
        Casters 10" flat free
        Drive Wheels 12.5" flat free
        Brakes intelligent, regenerative, electromagnetic
        Seat Width 22 inches
        Seat Depth 20 inches
        Seat Height 22 inches
        Backrest Height 22 inches
        Overall Length 53 inches
        Overall Height 47 inches
        Overall Width 27 inches




        • Frame 1 Year

        • Electronics 1 year

        • Motor/Brakes 1 year

        • Batteries 1 year



        Shipping is FAST & FREE in the United States Only.  Read our full Shipping Policy here. 

        We offer market leading 30 Day Easy Returns for anyone that qualifies for a return.  Read more about our Returns Policy here. 

        Please contact us directly at for any returns or questions on our shipping and returns. You can also call us at 1-800-498-2560 Monday-Friday from 8:30-5:30 Eastern Standard Time. 

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        Customer Reviews

        Based on 38 reviews
        Leila S

        Realy happy with the Merits Pioneer 9 Scooter. Thank you everlasting mobility!

        Ana E
        Thank you!

        Can't believe how long it lasts! Thank you!!

        Maria D
        Will recommend

        Performed beautifully and extremely easy to to move around. Will be recommending the Merits Scooter

        Teagan W
        Answered Questions

        Thank you!

        Darion W
        Fully accessible

        Our mother loves the Merits Pioneer S331! Every time we visit she seems to be doing great and loving her Scooter, thank YOU!


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