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G-FORCE ZM

The G-FORCE ZM is an electric bike with a 48V 20Ah/40Ah Samsung Lithium-Ion Battery, a 750W Bafang rear hub motor, a stated range of up to 80 or 160 miles, 960Wh of energy, a USB charging socket and a weight of 76 lbs.

Last updated: 8 November 2026

Motor and performance

Peak power, as stated elsewhere
1300W

“Powerful Motor: A 750W Bafang rear hub motor (1300W Peak) with 86Nm of torque delivers power and speed quicker than ever before to help you easily conquer rough terrains.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Motor
750W Bafang rear hub motor

“A 750W Bafang rear hub motor (1300W Peak) with 86Nm of torque delivers power and speed quicker than ever before to help you easily conquer rough terrains.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Peak power
1300W Peak

“A 750W Bafang rear hub motor (1300W Peak) with 86Nm of torque delivers power and speed quicker than ever before to help you easily conquer rough terrains.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Torque
86Nm

“A 750W Bafang rear hub motor (1300W Peak) with 86Nm of torque delivers power and speed quicker than ever before to help you easily conquer rough terrains.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Claimed range
up to 80 or 160 miles

“Available with a Single and Dual-Battery 48V, 20ah Long-Range lithium-ion battery to power your ride for up to 80 or 160 miles, respectively.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Battery and charging

Energy
960Wh

“48V 20Ah (960Wh) 60-80Miles”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Battery
48V 20Ah/40Ah Samsung Lithium-Ion Battery

“48V 20Ah/40Ah Samsung Lithium-Ion Battery and Dual Battery option”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Voltage
48V

“Available with a Single and Dual-Battery 48V, 20ah Long-Range lithium-ion battery to power your ride for up to 80 or 160 miles, respectively.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Rated capacity
20ah

“Available with a Single and Dual-Battery 48V, 20ah Long-Range lithium-ion battery to power your ride for up to 80 or 160 miles, respectively.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Cell supplier
Samsung

“The ZM model is fitted with the best of all Samsung's new battery models, offering you 2 options based upon the battery capacity - the 48V 20 Ah, and you can also choose Dual battery version total 40Ah.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Which pair of packs a bike shipped with
Dual battery version total 40Ah

“The ZM model is fitted with the best of all Samsung's new battery models, offering you 2 options based upon the battery capacity - the 48V 20 Ah, and you can also choose Dual battery version total 40Ah.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Frame and components

USB charging
one USB charging port on the battery

“We designed one USB charging port on the battery.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Size and fit

Weight
76 lbs

“WeightThe ZM (without batteries) is about 76 lbs. and one battery is about 9 lbs.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Gross weight
The ZM (without batteries) is about 76 lbs. and one battery is about 9 lbs.

“The ZM (without batteries) is about 76 lbs. and one battery is about 9 lbs.”

Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

Sources

  • G-FORCE ZM Fat Tire Electric Bike | Full Suspension, Long Range, 750W Motor, USB Charging – G-FORCE BIKEArchived document

    Source: g-forcebike.com/products/fat-tire-electric-bike?contact_posted=true&variant=42774309208272#ContactPopup

    Retrieved October 10, 2026