Motor and battery
The Tern Fast Haul Lengthy is supplied with Bosch’s Cargo Line motor. Like different Bosch mid-drive motors, the Bosch Cargo Line motor produces 250W, and it supplies a notable increase in torque in comparison with most different Bosch motors, a really muscular 85Nm. Tern selected a 500Wh Bosch PowerPack battery to energy it.
We’ve performed some preliminary testing and in turbo mode, we coated 37 mi.—sufficient for most individuals to get to work and again, plus run just a few errands. In eco mode, whereas we haven’t carried out a long-range check but, we count on that riders can anticipate mileage exceeding 60 mi. per cost.
One factor potential patrons ought to be mindful is that loading a cargo e-bike up with a few children and some baggage of groceries will change the vary of the Fast Haul Lengthy dramatically. That’s one of many causes it was outfitted with a battery that’s comparatively giant for an e-bike based mostly on a 250W mid-drive motor.
This can be a Class 1 e-bike with a maximum-assist velocity of 20 mph. There isn’t a throttle. The Bosch system is licensed to UL’s 2849 customary.
Componentry
Tern features a lengthy (350mm) seatpost to attempt to match a broad vary of riders. They are saying that the Fast Haul Lengthy ought to match riders as petite as 5 ft 1 and as tall as 6 ft 1. Additionally they spec’d an uncommon stem that permits the rider to boost or decrease the handlebar peak with a easy quick-release clamp.
The rear rack gives a second uncommon operate except for a spot to mounts seats or a basket. To avoid wasting house when parking the Fast Haul Lengthy, the rider can tip it up in order that it rests on the 2 small ft that reach from the rear of the rack and a pad mounted in the back of the body. It’s a fairly genius setup. The Fast Haul Lengthy can also be designed to permit a trailer to be mounted to the rear of the body, so you possibly can deliver the entire fam on the journey, together with Fido. .
The driving place on the Tern Fast Haul Lengthy is a little more forward-leaning than we sometimes see with metropolis e-bikes or different cargo e-bikes, however this helps give the dealing with on the Fast Haul Lengthy a calmer, extra assured feeling because of further weight on the entrance wheel.
Tern features a motorcycle-style, dual-leg, heavy obligation kickstand (176-lb. weight capability), which suggests mother and father can load the children earlier than whereas the e-bike is completely secure.
The Fast Haul Lengthy additionally consists of an Abus ring lock hooked up to the fork.
Drivetrain, brakes and wheels
Tern does a tremendous job of balancing a choose of high quality parts whereas sustaining affordability. The Fast Haul Lengthy D9 has been introduced with an MSRP of $3,799, which is about what we anticipated given the status and monitor document of the elements they’ve used (their very own body engineering included).
The brakes are Shimano hydraulic disc brakes mixed with 180mm rotors, which can give terrific braking energy because of the comparatively small 20-in. wheels.
The oldsters at Tern chosen new-to-us Tektro drivetrain parts for the Fast Haul Lengthy. It encompasses a Tektro 9-speed rear derailleur, set off shifter and an 11-42t cassette (that’s a virtually 400 % gear vary) to provide a variety of gears for each hills and flats.
