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Front Max45 All-Axle High Voltage Main9 Kit

Grin Front Max45 All-Axle High Voltage Main9 Conversion Kit for Fast Offroad Fatbike Conversions. Graphical display, 72V Lithium Battery, Phaserunner Controller, and PAS/Torque Sensor Options. Supports Fatbike Forks with 135mm Slotted and 150mm Thru-Axle Dropouts

 

From USD$1,296.00

In stock

SKU
KIT-Grin-Fat_HV_SH
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Customize Front Max45 All-Axle High Voltage Main9 Kit

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Front Max45 All-Axle High Voltage SuperH Kit showing typical options
Front Max45 All-Axle High Voltage Main9 Kit

In stock

USD$1,296.00

Actual cruising speed/perfomance under any loading conditions is well modeled in our simulator.
Launch Motor Simulator with Front Max45 All-Axle High Voltage Main9 Kit

Summary

    Grin Front Max45 All-Axle hub motor Main9 Conversion kit with your choice of UART display, battery pack, and PAS/Torque sensor options. The high voltage kit is made to be fully compatible with 72V battery systems for higher speed offroad EV projects. The Main9 Kits have a modern-looking screen but are not as customizable as our Cycle Analyst systems. Please see our Kit Types page for more details.

    • Motor is compatible with both 135mm quick release and 150mm thru-axle forks. 
    • Powerful 45mm wide motor stator but weighs just 6.0 kg.
    • Statorade injection port for maximum cooling option.
    • 72V compatible motor controller and accessories. 
    • Optional 72V downtube batteries available from Grin, or supply your own.
    Specifications
    Front Max45 All-Axle, Std
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Motor KV (RPM / V)
    9.0
    Phase Resistance (Ohm)
    0.150
    Hysteresis Losses (N-m)
    1
    Eddy Losses (N-m / rad/sec)
    0.007
    Flange Spoke Diameter (mm)
    214
    Magnetic Pole Pairs (Phaserunner)
    23
    Actual Weight (kg)
    5.95
    Disc Brake Compatible
    Yes
    Motor Power Range (Watts)
    1000-2000
    Axle Length (O.L.D.)
    120
    Spoke Holes
    32 Hole
    Motor Type
    Direct Drive
    Speedo Poles (for CA)
    23
    Thermistor Style
    10K NTC, Beta ~3450
    L1019 Motor Cable Length (cm)
    26
    Front Max45 All-Axle, Slw
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Motor KV (RPM / V)
    7.2
    Phase Resistance (Ohm)
    0.100
    Hysteresis Losses (N-m)
    1
    Eddy Losses (N-m / rad/sec)
    0.007
    Flange Spoke Diameter (mm)
    214
    Magnetic Pole Pairs (Phaserunner)
    23
    Actual Weight (kg)
    5.95
    Disc Brake Compatible
    Yes
    Motor Power Range (Watts)
    1000-2000
    Axle Length (O.L.D.)
    120
    Spoke Holes
    32 Hole
    Motor Type
    Direct Drive
    Speedo Poles (for CA)
    23
    Thermistor Style
    10K NTC, Beta ~3450
    L1019 Motor Cable Length (cm)
    26
    Rim20_Fat_32H
    Country of Manufacture
    China
    Rim ERD
    384
    Rim Width (mm)
    65
    Actual Weight (kg)
    0.82
    Rim Brake Compatible
    No
    Nominal Rim Size
    20" (ISO 406)
    Valve Type
    Schrader
    Spoke Holes
    32 Hole
    Rim20_Fat90_32H
    Country of Manufacture
    China
    Rim ERD
    399
    Rim Width (mm)
    90
    Actual Weight (kg)
    0.642
    Rim Brake Compatible
    No
    Nominal Rim Size
    20" (ISO 406)
    Valve Type
    Schrader
    Spoke Holes
    32 Hole
    Rim24_Fat_32H
    Country of Manufacture
    China
    Rim ERD
    485
    Rim Width (mm)
    65
    Actual Weight (kg)
    1.02
    Rim Brake Compatible
    No
    Nominal Rim Size
    24" (ISO 507)
    Valve Type
    Schrader
    Spoke Holes
    32 Hole
    Rim26_Fat_32H
    Country of Manufacture
    China
    Rim ERD
    537
    Rim Width (mm)
    65
    Actual Weight (kg)
    1.06
    Rim Brake Compatible
    No
    Nominal Rim Size
    26" (ISO 559)
    Valve Type
    Schrader
    Spoke Holes
    32 Hole
    Rim26_Fat80_32H
    Rim ERD
    542
    Rim Width (mm)
    80
    Actual Weight (kg)
    .830
    Rim Brake Compatible
    No
    Nominal Rim Size
    26" (ISO 559)
    Spoke Holes
    32 Hole
    Phaserunner V6 L10 - Stainless Silver Shell
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Max Phase Amps (A)
    90
    Max Battery Amps (A)
    40
    Battery Range (V)
    30-90
    Dimensions (L x W x H, mm)
    99 x 40 x 34
    Actual Weight (kg)
    0.26
    Phaserunner V6 L10 - Black Metal Shell
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Max Phase Amps (A)
    90
    Max Battery Amps (A)
    40
    Battery Range (V)
    30-90
    Dimensions (L x W x H, mm)
    99 x 40 x 34
    Actual Weight (kg)
    0.26
    Mini OLED Display and Switch
    5 Pin HiGo Display Cable Length (cm)
    23
    Small APT Colour Handlebar Display
    Country of Manufacture
    China
    5 Pin HiGo Display Cable Length (cm)
    28
    Large APT Colour Central Display
    Country of Manufacture
    China
    5 Pin HiGo Display Cable Length (cm)
    17
    On/Off Switch Cable (cm)
    20
    Main9 Superharness
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Actual Weight (kg)
    0.1
    Main 9 Pin Cable Length (cm)
    80
    3 Pin HiGo Throttle Cable Length (cm)
    10.5
    4 Pin HiGo Ebrake Cable Length (cm)
    10.5
    5 Pin HiGo Display Cable Length (cm)
    10.5
    DC 5.5 x 2.1mm Male Cable Length (cm)
    7.5 Rear, 11.5 Front
    Main9 Simpleharness
    Manufacturer
    Grin
    Country of Manufacture
    Canada
    Actual Weight (kg)
    0.052
    Main 9 Pin Cable Length (cm)
    80
    3 Pin HiGo Throttle Cable Length (cm)
    10.5
    4 Pin HiGo Ebrake Cable Length (cm)
    10.5
    5 Pin HiGo Display Cable Length (cm)
    10.5
    DC 5.5 x 2.1mm Male Cable Length (cm)
    10.5
    Button Thumb Throttle, Clamp. with Higo 3 pin Connector
    Country of Manufacture
    China
    Actual Weight (kg)
    0.04
    3 Pin HiGo Throttle Cable Length (cm)
    50
    3 Pin JST Cable Length (cm)
    10
    Thumb Throttle, Clamp. with HiGo 3 pin Connector
    Country of Manufacture
    China
    Actual Weight (kg)
    0.04
    3 Pin HiGo Throttle Cable Length (cm)
    50
    Dyol Bidirectional Throttle, Right
    Country of Manufacture
    United States
    Actual Weight (kg)
    0.04
    3 Pin HiGo Throttle Cable Length (cm)
    35
    Left Slim Half Twist Throttle, Higo Plug
    Country of Manufacture
    China
    Actual Weight (kg)
    .200
    3 Pin HiGo Throttle Cable Length (cm)
    50
    Slim Half Twist Throttle, 3 Pin HiGo Plug
    Country of Manufacture
    China
    Actual Weight (kg)
    .200
    3 Pin HiGo Throttle Cable Length (cm)
    50
    Bidirectional Twist Throttle with HiGo 3 pin Connector Plug
    Country of Manufacture
    China
    Actual Weight (kg)
    0.25
    3 Pin HiGo Throttle Cable Length (cm)
    54
    Ebrake Levers, Digital, 4 pin Higo, Right Side
    Country of Manufacture
    China
    Actual Weight (kg)
    0.14
    4 Pin HiGo Ebrake Cable Length (cm)
    46
    Ebrake Levers, Digital, 4 pin Higo Plug, Left Side
    Country of Manufacture
    China
    Actual Weight (kg)
    0.14
    4 Pin HiGo Ebrake Cable Length (cm)
    46
    Ebrake Levers with Analog Output & Level Shifter-4 Pin HiGo, Right Side
    Country of Manufacture
    China
    Actual Weight (kg)
    0.14
    4 Pin HiGo Ebrake Cable Length (cm)
    50
    Ebrake Levers with Analog Output & Level Shifter-4 Pin HiGo, Left Side
    Country of Manufacture
    China
    Actual Weight (kg)
    0.14
    4 Pin HiGo Ebrake Cable Length (cm)
    50
    Magnetic Ebrake Cutoff Sensor with HiGo 4 Connector
    Actual Weight (kg)
    0.01
    4 Pin HiGo Ebrake Cable Length (cm)
    45
    24 Pole PAS (HiGo Plug)
    Country of Manufacture
    China
    Actual Weight (kg)
    .06
    Connector(s)
    Higo Signal C
    PAS Poles
    24
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider73-T17 BB with 5 Arm Spider
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider73-T17 BB with 4 Arm Spider/Claw
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider73-T17 BB with 52T Chainring
    Actual Weight (kg)
    1.3
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider83-T17 BB with 4 Arm Spider
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider83-T17 BB with 5 Arm Spider
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider100-T17 BB with 4 Arm Spider
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider100-T17 BB with 5 Arm Spider/Claw
    Country of Manufacture
    China
    Actual Weight (kg)
    1.06
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    ERider100-T17 BB with 52T Chainring
    Actual Weight (kg)
    1.3
    Connector(s)
    Higo Signal C, JST-SM
    PAS Poles
    18
    Torque Sensor Offset Voltage
    1.5V
    PAS Encoder Type
    2 Wire (Quadrature)
    72V 15Ah Triangle Battery UL 2271 Certified
    Country of Manufacture
    China
    Full Charge Voltage
    87.6V
    Capacity (Amp-Hours)
    15
    Cell Type
    Samsung 50G 20S x 3P
    Dimensions (L x W x H, mm)
    330x82x204mm
    Actual Weight (kg)
    5.5
    Nominal Voltage
    72 Volt (20s)
    Battery Mount Location
    Frame Mount
    Connector(s)
    ST3, XT-90S, USB C
    Battery Cable Length (cm)
    25
    72V 19Ah Fuel tank Battery
    Country of Manufacture
    China
    Full Charge Voltage
    84.0
    Capacity (Amp-Hours)
    19
    Internal Resistance (Ohms)
    172
    Cell Type
    Samsung INR21700-50G 20S x 4P
    Dimensions (L x W x H, mm)
    383x184x173
    Actual Weight (kg)
    7.45
    Nominal Voltage
    72 Volt (20s)
    Battery Mount Location
    Frame Mount
    Connector(s)
    Anderson, ST3
    Battery Cable Length (cm)
    30
    Satiator 20-103V, 0-5A with ST3 Adapter
    Actual Weight (kg)
    1.06
    Charger Voltage
    36V (42.0V max), 48V (54.6V max), 52V (58.8V max), 72V (84.0V max)
    Charge Port Connector
    3 Pin XLR, ST3
    Handlebar Phone Mount and Charger
    Country of Manufacture
    China
    Minimum Input Voltage (V)
    12
    Max Input Voltage (V)
    95
    Connector / Jack
    5.5 x 2.1mm DC Jack
    Actual Weight (kg)
    0.165
    Output Voltage
    5V
    Output Current (A)
    2
    Benex ET-3510, 6W, 100 Lux, 72V Compatible
    Country of Manufacture
    China
    Minimum Input Voltage (V)
    6
    Max Input Voltage (V)
    90
    Peak Input Power (Watts)
    6
    Light Source
    OSRAM
    Connector / Jack
    DC5.5x2.1
    Actual Weight (kg)
    .182
    Schwalbe Big Apple 26" Tire
    Actual Weight (kg)
    1.17
    Nominal Rim Size
    26" (ISO 559)
    Tire Width
    2.15
    More Information
    Product Attachments
    Front Max45 All-Axle Motor, Dimensional Drawings [PDF] (265.14 kB)
    Rear Max45 All-Axle Motor User Manual [PDF] (3.79 MB)
    Front Max45 All-Axle Motor User Manual [PDF] (3.43 MB)
    Front Max45 All-Axle Motor, Dimensional Drawings [PDF] (265.14 kB)
    Rear Max45 All-Axle Motor User Manual [PDF] (3.79 MB)
    Front Max45 All-Axle Motor User Manual [PDF] (3.43 MB)
    3D IGS File of Grin SS DIY Adapter (622.05 kB)
    3D PDF File of Grin Single Side Adapters (136.59 kB)
    Statorade Specifications (44.44 kB)
    Phaserunner Dimensional Diagram (111.82 kB)
    Phaserunner User Manual V2 (1.45 MB)
    Phaserunner V3 Updates (538.75 kB)
    Phaserunner V6 Manual (2.36 MB)
    Phaserunner V6 Manual (2.36 MB)
    Phaserunner Dimensional Diagram (111.82 kB)
    Phaserunner Heatsink Dimensions [PDF] (71.21 kB)
    Phaserunner Heatsink CAD Model [3D .STEP] (729.00 kB)
    SW102C Display Details (reference from manufacturer, not a Grin manual and not everything applies) (1.93 MB)
    600C Display Details (reference from manufacturer, not a Grin manual and not everything applies) (3.65 MB)
    750C Display Details (reference from manufacturer, not a Grin manual and not everything applies) (3.58 MB)
    Superharness Manual [PDF] (1.92 MB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    ERider T17 Installation Manual (896.13 kB)
    Battery Care Guide - Japanese(translated by a happy customer in Japan) (117.72 kB)
    Grin Downtube Battery User Manual (1.02 MB)
    72V 16.5Ah Triangle Discharge Curves (44.56 kB)
    Grin Downtube Battery User Manual (1.02 MB)
    Samsung 50G Cell Detailed Datasheet (2.21 MB)
    Battery Care Guide - Japanese(translated by a happy customer in Japan) (117.72 kB)
    Satiator CAD Model [IGS] (9.64 MB)
    USB->TTL Programming Cable Manual (1.33 MB)