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Formula PTO Plus on Pronto M91
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Pronto M91 with Powered Seating
Invacare has entered into a consent decree of injunction with the FDA that may limit our ability to provide this product.

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Formula PTO (Power Tilt Only) Plus for Pronto M91

Product ID: M91-TS
HCPCS Code: K0856/K0858**
HMESA CODE: 20-10-04-02
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Starting At...$5,620.00*

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Formula PTO Plus for Pronto M91, Power tilt only. The PTO plus has an improved weight capacity, seat-to-floor height and tilt range.

It is designed for active consumers who require a basic tilt for positioning and pressure relief. The PTO Plus on the Pronto M91 maintains its sleek style, indoor and outdoor maneuverability and a tight turning radius.

  • MK6 MK690ACC 90AMP Controller and SPJ+ with Power Seating Switch (single purpose joystick) standard; SPJ+ with/thru Joystick Actuator Operation (single purpose joystick) and MPJM6 (multi purpose joystick) available as upgrades
  • Egg switch with 611 mount standard to operate tilt; thru the joystick control available an upgrade.
  • SureStep technology for smooth driving over thresholds and transitions up to 3-inches in height
  • Available with deeper contoured 2G curved back or back canes only
  • Seat adjusts forward and backward to optimize center-of-gravity

  • Seat Width:Available in widths 16" - 22"

    Seat Depth:Available in depths 16" - 22"

    Back Height:Available in back heights 16" - 24"

    Seat To Floor Height:18 inches at 0 degrees

    Overall Length:36 inches

    Turning Radius:19 inches with Center Mount Rigging

    Range:Tilt range of 0 - 55 or 5-60 degrees

    Product Weight:296 lb. with batteries 222 lb with out batteries

    Product Weight Capacity:Weight Capacity 275 lb. or optional 375 lb. with heavy-duty motor package

    Warranty:Powered Seating: 36 months, Actuator: 12 months: Base Frame: 60 months, Electronics: 12 months, Motor/gearbox: 12 months

    NOTE: For more detail please refer to the full specifications brochure link above, or call Customer Service at (800) 333-6900. All specifications, prices, and product configurations are subject to change without notification. Accessories and seating products shown in the photographs are not necessarily included in the base price of wheelchair. Please refer to current price lists located at

    * MSRP - Manufacturer's Suggested Retail Price does not include optional equipment and accessories that may be available for this product.

    ** This information is not intended to be, nor should it be considered billing or legal advice. Providers are responsible for determining the appropriate billing codes when submitting claims to the Medicare Program and should consult an attorney or other advisor to discuss specific situations in further detail.

    Documents are available for download in PDF format. Download Adobe Acrobat PDF reader.