A fat tire electric bike is an e-bike equipped with oversized tires—typically 3.8 inches or wider—designed to provide extra stability, traction, and comfort across a wide range of terrain. The combination of powerful electric assist and wide tires allows riders to easily navigate sand, snow, gravel, or rough trails where standard bikes might struggle. These bikes are known for their confidence-inspiring ride, plush feel, and go-anywhere versatility, making them a favorite among adventure seekers, commuters in all-weather conditions, and riders who simply want a smooth, stable ride.
The Wired Viper is an exceptionally high-performance 20x4 fat tire eBike that blurs the line between a traditional bicycle and an electric motorcycle. Featuring massive 72V 35Ah batteries and a dual-motor system capable of an 8,000W peak output, this "compact monster" can reach speeds of over 55 mph with acceleration so aggressive it can easily trigger wheelies. Despite its raw power, the bike offers a premium and stable ride thanks to high-end components like an Exsho Cowboy dual crown fork, 4-piston hydraulic brakes, and a highly customizable display that allows riders to tame the motor behavior. While it is likely too heavy and "unhinged" for beginners or casual commuters, the Viper stands out as a top-tier choice for adrenaline seekers who want maximum torque and long-range performance in a smaller, step-through frame.
The 2025 Super73 M1D SE is a Special Edition electric motorbike from Super73, a California-based brand known for its retro-styled e-bikes. Positioned as a mid-range option in Super73's A-Series lineup, the M1D SE is designed for riders seeking a balance of accessibility and performance, featuring a 30-inch seat height, a larger 780Wh battery, and adjustable front suspension compared to the standard M1D. It supports a modular dual-battery system for extended range and is available in two colorways, targeting everyday riders who want a versatile, street-ready electric bike.
The 2025 Super73 M1D is an electric motorbike from Super73, a brand known for its moto-inspired e-bike designs. Positioned within the company's A-Series lineup, the M1D is aimed at riders seeking a mid-range option with a 30-inch seat height, making it a middle ground between the smaller MZFT and the taller B1G models. A key differentiator is its dual-battery compatibility, which can extend range from approximately 20 miles on a single 520Wh battery to around 40 miles with an optional modular second battery. It also features internal lockable storage and is designed for Class 2 operation.
The Super73 MZFT SE is a Special Edition variant of Super73's MZFT electric motorbike, positioned within the brand's A-Series lineup and aimed at riders seeking a more distinctive, performance-oriented version of the base model. It differentiates itself from the standard MZFT through exclusive colorways, a larger 780Wh battery, and adjustable front suspension. Like the standard MZFT, it supports a modular dual-battery configuration for extended range and features internal lockable storage, built on what Super73 describes as its sturdiest frame in this form factor.
The 2025 Super73 MZFT is a compact electric motorbike from Super73's A-Series lineup, designed for urban and casual riders who prioritize a distinctive, moto-inspired aesthetic. It features a 27-inch seat height, a reinforced frame, internal lockable battery storage, and compatibility with a modular secondary battery that extends range from roughly 15–20 miles on a single charge to 35–40 miles with dual batteries. The MZFT sits at the entry point of Super73's 2025 A-Series, differentiating itself from stablemates with its smaller form factor and dual 2P battery configuration support.
The Super73 R Adventure Series SE is a moto-inspired electric bike from Super73, positioned within the brand's R-Series lineup as a performance-oriented option for riders seeking an aggressive, trail-ready experience. It features an updated powertrain with up to 20% more acceleration compared to its predecessor, along with a high-capacity, UL2271-compliant battery system designed to allow riders to customize their range and power output. The bike is built around an aluminum frame with adjustable front and rear suspension, hydraulic brakes, and wide-profile tires suited for varied terrain. It is recommended for riders aged 16 and older.
The Cyrusher Glider is a cargo-focused electric bike from Cyrusher Sports, designed for riders who need to haul heavy loads, transport children or pets, or handle demanding daily commutes. It targets a broad range of use cases—from family errands and small-business deliveries to outdoor adventures—and is distinguished by a torque-sensing pedal assist system, a high payload capacity, and a modular accessory ecosystem that includes cargo kits, child seats, and pannier bags. The bike is built around a 52V electrical system with fat tires and a suspension fork for mixed-terrain comfort.
The Cyrusher Luxe is a moto-style fat-tire electric bike from Cyrusher Sports, positioned as a versatile option for riders seeking a blend of urban commuting capability and light off-road performance. Built around a low-step compact frame, it pairs a 750W rear hub motor and 48V 20Ah battery with 20×4.0" Arisun fat tires, Tektro hydraulic disc brakes, and a Shimano 8-speed drivetrain. The Luxe is designed to appeal to riders who want an all-terrain capable e-bike that remains manageable in city traffic while handling gravel, dirt, and varied terrain.
The Cyrusher Bronco is a moped-style electric bike from Cyrusher designed for urban commuting and everyday riding. It features a full suspension frame, wide fat tires, and a relaxed upright riding posture intended to deliver comfort across city streets and varied surfaces. The Bronco is aimed at riders seeking a blend of retro moped aesthetics and modern e-bike functionality, with a rear hub motor, Shimano 7-speed drivetrain, hydraulic disc brakes, and a removable 624Wh battery. It is available in Green and Black colorways.
The Cyrusher Quest is a full-suspension, step-through electric bike from Cyrusher Sports, positioned as a versatile option for riders seeking capable off-road performance in an accessible frame design. It is built around a Bafang M620 mid-drive motor and a 48V 20Ah battery, and is marketed toward adventurers and commuters who want to handle varied terrain. The step-through frame paired with full suspension — including a DNM USD-8FAT front fork and rear air shock — sets it apart from many similarly sized compact e-bikes, making it a notable option in the mid-drive fat-tire segment.
The Cyrusher Roam is a step-through, full-suspension fat-tire electric bike from Cyrusher Sports, positioned as an accessible all-terrain commuter and recreational option. It is built around a torque sensor-driven 750W rear-hub motor and full front-and-rear suspension, targeting riders who want a comfortable, confidence-inspiring experience across both urban streets and unpaved surfaces. The step-through frame and upright handlebar geometry emphasize ease of mounting and everyday usability, setting it apart from more performance-oriented e-bikes in its class.
The Cyrusher Zenith is a step-over fat tire electric bike designed for riders who want versatility across both urban commutes and off-road terrain. Built around a rigid diamond aluminum frame with 26" x 4.0" fat tires, it targets all-terrain use and positions itself as a more performance-oriented counterpart to Cyrusher's step-through Aura model. Key differentiators include a dual torque-and-cadence sensor system, hydraulic disc brakes, a 52V LG 21700 battery, and a 750W motor, setting it apart from entry-level fat tire e-bikes in its segment.