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ConfigurationPediatric Mid-wheel drive (Alltrack P3 MWD)
HCPCS CodesK0848/K0856/K0861 – 0-300 lb Alltrack P3 MWD
Suspension systemPatented Dual-Action Suspension: Fully independent 6-wheel interactive suspension with vertical shock absorption
Ground clearance13.5” (90 mm) with a 14” (355 mm) drive wheel,
2.875” (75 mm) with a 12.5” (320 mm) drive wheel
Base width2N2221 21″ (535 mm), Standard 23.375″ (595 mm) or N2424 24″ (610 mm)
Base length235.125” (890 mm)
Base turning radius20” (510 mm)
Weight capacity0-300 lb (0-136 kg)
4-Pole motor options6.5 mph (10 km/h)
Transit option (Unoccupied)4-point tie-down brackets (Standard)
Transport option WC-19 (Occupied)Optional with select seat sizes and seating configurations
(Not available with the N2221 and N2424 options)
Battery typesTwo 12 V, deep cycle Gel cell Group 22NF (50 Ah) or Group 24 (70 Ah)
Battery charger8 A, off board
ElectronicsPG Drives VR2 (non-expandable 90 A) or R-net (expandable 90 A or 120 A)
Assistive driving packageAvailable with Smart-Track technology
(Not available with N2221 option)
Specialty controlsCompatible with Switch-It, Stealth, ASL or MO-VIS as well as other current systems
Seat width rangeAdjustable from 11” to 20” (290 mm to 510 mm) wide
Power seating options
and HCPCS codes³
Power Tilt (E1002),
Power Recline with Mechanical Shear Reduction (MSR) (E1004),
Combination Power Tilt and Recline with MSR (E1007),
Center Mount Elevating & Articulating Foot Platform (E1012),
Independent Power Elevating & Articulating Legrests (E1010),
Alta Power Seat Elevation (E2300)
Seat to floor height range
(With power tilt or Alta Power Seat Elevation)
15.5” to 18.75” (395 mm to 475 mm)
Seat to floor height range
(With combo power tilt
and Alta Power Seat Elevation)
17.5” or 18.25” (445 mm or 465 mm)
Component weights3N2221 base width 21″: 126 lb (57 kg)
Compact base width 23.375″: 128 lb (58 kg)
N2424 base width 24″: 137 lb (62 kg)
Batteries: Group 22NF: 2 x 36.6 lb (16.6 kg)
Group 24: 2 x 54 lb (24.5 kg)
Drive wheel diameter12.5” or 14” (320 mm and 355 mm)
Caster wheel diameter6” or 8” (150 mm or 205 mm)


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