The Kuma SX is our premium low-step e-bike: the M1's drivetrain in an easy step-through frame. An 80Nm Bafang M420 mid-drive, Gates carbon belt and Enviolo stepless hub mean strong climbing with no chain to oil, and the 504Wh Samsung battery gives up to 90km per charge. 23kg. Designed in Ireland, made in Europe. From €2,999.99 and eligible for the bike to work scheme.

Who the SX is for

• Riders who want a step-through frame with the strongest climbing in our low-step range
• Anyone who wants the lowest-maintenance setup: belt drive and stepless gearing
• Riders from 165cm to 184cm (one Medium frame), up to 95kg

Design & Frame

• Low-step smooth-welded 6061 aluminium frame
• Integrated full colour display with front and rear LED lighting

Battery & Charging

• 504Wh Samsung battery, up to 90km per charge
• Removable and lockable, so you can charge it indoors
• Full charge in 2.5–3.5 hours

Drive & Performance

• 80Nm Bafang M420 mid-drive motor, quiet and strong on climbs
• Enviolo CVT rear hub: stepless gear changes with no derailleur to adjust
• Gates carbon belt drive, rated for over 30,000km with no oil needed
• Tektro TD 825 hydraulic disc brakes

Included

• Custom front and rear racks, mudguards and kickstand

Warranty

• 2 years on motor and battery, 5 years on the frame

Specifications

Motor	Bafang M420 mid motor, 250W (EU legal limit), 80Nm torque
Pedal assist	5 levels
Assisted top speed	25 km/h (15.5 mph), EU legal limit
Battery	Samsung lithium-ion, 36V 14Ah (504Wh)
Max range	Up to 90km (depends on assist level, pace, rider weight and terrain)
Charge time	2.5–3.5 hours
Climbing angle	Up to 25 degrees (average rider weight)
Display	Colour in-frame top tube display with password lock, or multi-function LCD handlebar display
Readouts	Speed, ODO/trip distance, battery level, assist level, headlight on/off
Controller	Bafang
Frame	Kuma 6061 aluminium low step with removable battery
Drive	Gates carbon belt
Gearing	Enviolo CVT hub
Brakes	Tektro TD 825 hydraulic disc, front and rear
Tyres	Kenda T-193 35C
Wheels	700c double walled
Weight	23kg fully equipped
Max rider weight	95kg
Optional extras	Additional battery, pannier bags, phone holders, Cargo Pack Child, Cargo Pack Standard

Sizing

• Medium (48cm): 165cm – 184cm (5'4" – 6')