Aventon Sinch 2.5 Electric Bike

The Aventon Sinch 2.5 Ebike combines off-road capability with convenient portability in a compact folding design. Engineered for riders who demand performance and versatility, the Sinch 2.5 is ready for everything from urban commutes to dirt trail adventures. Its powerful 500W motor, long-lasting UL-certified battery, and integrated suspension deliver smooth, confident rides across all terrains. With a step-through aluminum frame, IPX5 water resistance, and included accessories like fenders and a rear rack, this ebike is as practical as it is fun.

Whether you're conquering hills, cruising the city, or folding it up for transport, the Sinch 2.5 offers maximum freedom in a compact, rugged package.

Key Specifications

General

• Model: Sinch 2.5 Ebike
• Weight: 68 lbs
• Total Weight Limit: 300 lbs
• Rider Height Range: 4'11" – 6'2"
• Box Dimensions: 43 x 24 x 33 inches
• Ebike Class: Class 2 (Throttle and Pedal Assist)
• Ideal Use: All-Terrain
• Frame Style: Step-Through
• Water Resistance: IPX5
• Safety Certifications: UL 2849, UL 2271, TUV Certified
• Battery Certifications: UL 2271

Motor & Battery

• Motor: 48V, 500W sustained (1056W peak) brushless hub motor
• Torque: 60Nm
• Battery: Removable internal lithium-ion, 48.8V, 14Ah (636.4Wh)
• Battery Weight: 7.6 lbs
• Range: Up to 55 miles
• Charging Time: 4–5 hours with 48V 3A fast charger
• Controller: 48V 22A
• Throttle: Handlebar-mounted Aventon LH
• Pedal Assist: 4 levels
• Sensors: Dual-sided bottom bracket torque sensor

Frame & Fork

• Frame: 6061 single-butted folding aluminum alloy with internal battery
• Fork: Aventon coil fork with lockout and black stanchions
• Fork Spacing: 135mm
• Rear Spacing: 177mm

Wheels & Tires

• Front Wheel: 20x4", 36-spoke double-wall aluminum, 13g stainless steel spokes
• Rear Wheel: 20x4", 36-spoke double-wall aluminum, 12g stainless steel spokes
• Tires: Innova IA-2579 20x4.0" fat tires

Brakes

• Front Brake: Tektro HD-T280 hydraulic disc, 180mm rotor
• Rear Brake: Tektro HD-T280 hydraulic disc, 180mm rotor

Drivetrain

• Rear Derailleur: Shimano Altus RD-M310 8-speed
• Cassette: Shimano CS HG200-8, 12-32T
• Crankset: 3-piece, 170mm crank arm
• Chainring: 48T
• Chain: 114 link, 8-speed
• Bottom Bracket: Square taper, sealed, with dual-sided torque sensor
• Pedals: Composite folding, 9/16"

Cockpit & Components

• Display: Aventon BC147
• Seatpost: Aventon suspension, 30.9mm x 350mm
• Seat Clamp: 34.9mm quick release
• Saddle: Aventon saddle
• Handlebars: Aluminum, 620mm width, 31.8mm diameter
• Grips: Aventon glue-on grips
• Headset: Sealed bearing ZS44/28.6 | ZS55/40

Lights & Accessories

• Front and Rear Lights: Integrated
• Kickstand: Rear mount included
• Rear Rack: Included
• Rear Rack Weight Limit: 55 lbs
• Fenders: Included

Technical Overview

• Ships as Class 2 with throttle and pedal assist
• Throttle can be removed for throttle-free operation
• IPX5 rating protects against low-pressure water jets from any direction
• Not waterproof; avoid submersion or high-pressure washing
• Max range tested under PAS Eco mode, flat terrain, 160 lb rider