E-bikeOn sale
FX+ 7S Midstep
An e-bike with a 40″ step-over and a 300 lb total load.
- Motor
- 250W (300 peak) · 50 Nm
- Battery
- 360 Wh
- Range, claimed
- up to 50 mi
- Top speed
- 28 mph
- Weight
- 41.2 lb
- List price
- $3,499.93
✓ Specs checked Sep 29, 2026against trekbikes.com · sources for each spec · 1 conflicting figure
Set your height and weight. We compare them with the limits Trek publishes.
Height
5′6″
168 cm
Weight
180 lb
82 kg
Rider height
4′10″ min5′1″ max
Weight and load
Rider limit not publishedTotal 300 lb
Step-over, 40″
groundyour knee ▲
Bike: 41.23 lb
Specifications
Fit
- Step-over height
- 40″102 cmtrekbikes.com ↗ · checked Sep 29, 2026
- Rider height
- 4′10″–5′1″147–155 cmtrekbikes.com ↗ · checked Sep 29, 2026
- Seat height
- Not published by brandtrekbikes.com ↗ · checked Sep 29, 2026
- Rider limit
- Not published by brandtrekbikes.com ↗ · checked Sep 29, 2026
- Total load
- 300 lb136 kg · rider plus cargotrekbikes.com ↗ · checked Sep 29, 2026
- Seats
- —
Motor
- Rated power
- 250Wtrekbikes.com ↗ · checked Sep 29, 2026
- Peak power
- 300Wtrekbikes.com ↗ · checked Sep 29, 2026
- Torque
- 50 Nmtrekbikes.com ↗ · checked Sep 29, 2026
Battery
- Capacity
- 360 Whstated by brandtrekbikes.com ↗ · checked Sep 29, 2026
- Voltage and amp-hours
- —
- Battery weight
- Not published by brandtrekbikes.com ↗ · checked Sep 29, 2026
Range and speed
- Claimed range
- Up to 50 mi80 kmtrekbikes.com ↗ · checked Sep 29, 2026
- Top speed
- 28 mph45 km/htrekbikes.com ↗ · checked Sep 29, 2026
- E-bike class
- Class 3trekbikes.com ↗ · checked Sep 29, 2026
Size and folding
- Folds
- Not published by brandtrekbikes.com ↗ · checked Sep 29, 2026
- Folded size
- Not published by brandtrekbikes.com ↗ · checked Sep 29, 2026
- Weight
- 41.2 lb19 kgBrand publishes conflicting figures: M - 18.70 kg / 41.23 lbs · FX+ 7 weighs only 40 lbs. fully equipped · 40lbs in a size medium bike. We use the figure least favourable to you.trekbikes.com ↗ · checked Sep 29, 2026
- Wheels
- Bontrager H2 Hard Case Lite, wire bead, 30 tpi, 700x40mmtrekbikes.com ↗ · checked Sep 29, 2026
Brakes and drivetrain
- Brakes
- Shimano hydraulic disc, RS600 lever, RS405 caliper ; rotors: Shimano SM-RT64…trekbikes.com ↗ · checked Sep 29, 2026
- Parking brake
- —
- Gears
- Shimano CUES, 10-speed ; rear derailleur: Shimano CUES U6000 GS ; cassette: Shimano…trekbikes.com ↗ · checked Sep 29, 2026
- Rear differential
- —
- Reverse
- —
Comfort and safety
- Suspension
- Rigid carbon ; fork: FX+ 7, carbon legs, hidden fender mounts, flat mount disc…trekbikes.com ↗ · checked Sep 29, 2026
- Certifications
- UL 2849trekbikes.com ↗ · checked Sep 29, 2026
Legal in your state
Can I ride it where I live?
Trek sells this as Class 3, with a 28 mph top speed.
✓ Class 3 e-bike in California
28 mph
- License, registration
- No driver's license, registration, license plate or insurance is needed for a legal e-bike or e-trike, and it is not a motor vehicle.
- Helmet
- Riders and passengers under 18 must wear a bicycle helmet on any bike, including an e-bike.
- Minimum age
- Riders must be 16 or older to operate a Class 3. State law sets no minimum age for Class 1 or 2, but pilot laws let San Diego County and Marin County set local limits, listed under local rules below.
- Where you can ride
- E-bike riders have the same road rights and duties as bicyclists, including use of bike lanes.
Last verified Sep 2026 · Read the statute ↗ · Full California guide · Not legal advice.
✓ Class 3 e-bike in New Jersey
28 mph
- License, registration
- Riders 17+ need a valid driver's license of any class or a moped (e-bike) license/permit; riders 15-16 need a moped (e-bike) license or permit; bike-share renters 16+ are exempt.
- Helmet
- Motorized bicycle riders of every age must wear an approved helmet.
- Minimum age
- No one under 15 may ride a low-speed e-bike or motorized bicycle.
- Where you can ride
- Motorized bicycles may not use interstates, median-divided highways, roads posted over 50 mph, or the GSP/Turnpike/AC Expressway.
Last verified Sep 2026 · Read the statute ↗ · Full New Jersey guide · Not legal advice.
✓ Class 3 e-bike in Florida
28 mph
- License, registration
- No driver license needed for any e-bike class.
- Helmet
- Riders and passengers under 16 must wear a bicycle helmet; no state helmet rule for 16+.
- Minimum age
- No statewide minimum age, but since July 1, 2025 cities/counties may set minimum ages and require riders to carry government photo ID.
- Where you can ride
- You may ride anywhere a regular bicycle is allowed, including streets, shoulders, bike lanes and multi-use paths.
Last verified Sep 2026 · Read the statute ↗ · Full Florida guide · Not legal advice.
⚠ Check before buying
28 mph is over the 25 mph limit.
- License, registration
- No driver's license, registration or insurance is needed for a legal Class 1-3 e-bike.
- Helmet
- All Class 3 riders must wear a helmet; for Class 1 and 2 no state helmet rule applies to adults (localities may require helmets).
- Minimum age
- Riders must be at least 16.
- Where you can ride
- E-bikes may be ridden on roads with a posted speed limit of 30 mph or less, and in bike lanes; Class 3 only in New York City.
Last verified Sep 2026 · Read the statute ↗ · Full New York guide · Not legal advice.
Compare with
Trek Charter+ 4S Step-over
| This e-bike | Charter+ 4S Step-over | |
|---|---|---|
| Step-over | 40″ | 35.1″ |
| Total load | 300 lb | — |
| Weight | 41.2 lb | 67.6 lb |
| Top speed | 28 mph | 28 mph |
Compare with
Specialized Turbo Vado SL 4.0 EQ
| This e-bike | Turbo Vado SL 4.0 EQ | |
|---|---|---|
| Step-over | 40″ | 31.1″ |
| Total load | 300 lb | — |
| Weight | 41.2 lb | 37 lb |
| Top speed | 28 mph | 28 mph |
