Motion Specialties

Quantum 4Front

The 4Front® 2 is the next generation of the 4Front® Power Chair! New Smart Traction Control (STC), along with Smooth Ride Suspension (SRS), provide stability for smooth obstacle transitions and unmatched driving performance. Additional new features include 4-pole motors and redesigned caster arms for improved durability and aesthetics and reduced weight.

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4Front® 2 Features

4-pole motors
NEW Smart Traction Control (STC)
Superior, automotive-grade SRS (Smooth Ride Suspension)
Unmatched driving performance and ride quality
Advanced stability for smooth obstacle transitions
Redesigned caster arms for improved durability and aesthetics and reduced weight
Q-Logic 3e controller
Increased speeds up to 6.25 mph
LED front and rear fender lights
Quiet ride technology
Optional 10” of power adjustable safe seat elevation at speeds of up to 3.5 mph
Optional NEW backup camera

Model	4Front® 2
Drive Configuration	Front-wheel drive
Drive Wheels	Standard: 14" flat free Optional: 14" knobby/pneumatic
Caster Wheels	Rear: 9" flat free
Anti-Tip Wheels	4" Flat Free
Maximum Speed4	Up to 6.25 mph Up to 3.5 mph when elevated
Ground Clearance	3.15" at battery tray
Turning Radius5	25.9"
Overall Length11	39.9" without front riggings
Base Width	24"
Seating Sizes	TRU-Balance® 3 Static Seat: W: 12-22" D: 12-22" Power Tilt: W: 12-22" D: 12-22" Power Lift & Tilt: W: 12-22" D: 12-22" TRU- Balance® Flex Width: 15-22" Depth: 15-20"
Seat-to-Floor Heights	TRU-Balance® 3 Static Seat: 15.2-17.25" (not available with Synergy®) Power Tilt: 17.5-19.5" Power Lift & Tilt: 17.75-19.75" TRU- Balance® Flex 16.5-18.5"
Battery Size6	Group 24 or Group 34
Battery Weight14	Group 24: 51.5 lbs. Group 34: 44.8 lbs.
Available Electronics12	120A Q-Logic 3e (standard) 120A Q-Logic 3 (optional)
Battery Charger	8A Off-board
Motor Packages	4-pole, front-wheel drive
Weight Capacity7	300 lbs.
Base Weight	130 lbs.
Medicare Code Coverage	Group 3: Standard (K0848/K0849) Single Power: (K0856/K0857) Multiple Power: (K0861)

Notes:1 Standard

2 Optional

3 Requires HD Suspension

4 Speed varies with user weight, terrain type, battery charge, battery condition and tire pressure.

5 Without front riggings

6 Battery capacity may change when adding power positioning systems.

7 Weight capacity is dictated by the selection of seating.

8 All measurements +/- 1/8" with 18" x 18" seat, fixed towers, 300 lbs. weight capacity and solid tires (add 3/8" with pneumatic tires). Depths may increase seat-to-floor height. Contact Customer Service for details. Limited measurements are in the lowest position; does not include elevating system unless specified.

9 250 lbs. weight capacity with TRU-Balance® Systems.

10 Maximum dimensions of the Manual Recline vary by power base and seating system. Call for details.

11 Requires Group 34 batteries

12 All Quantum Rehab® units can be ordered with specialty controls

13 Required with high-speed motors

14 Battery weight may vary +/- 3 lbs. based on manufacturer.

15 Weight capacity is reduced to 400 lbs. with the 10" Lift.

16 Seat-to-floor heights are measured with the unit unloaded.

18 Without foot riggings.