Thursday, December 7, 2023

Sartee Motorcycles: Customized e-Shipment Motorcycles Designed through an MIT-Trained Mechanical Engineer


It simplest made sense for Jared Sartee to begin designing shipment motorcycles. To start out, Sartee is an avid mountain biker. He’s additionally a circle of relatives guy, lives in a small bike-friendly the city, and is environmentally conscious. Upload to that his engineering experience and also you’ve were given each and every reason why to create a brand new emblem of e-cargo motorcycles.

Sartee Motorcycles is an upstart e-cargo motorbike emblem based totally in Pemberton, B.C.. The corporate is kicking issues off with two other front-loading, two wheeled e-cargo motorcycles designed for industry or circle of relatives use. CEO Jared Sartee is an MIT-educated mechanical engineer with earlier enjoy in engineering consulting and product design for more than a few corporations together with Apple. Closing fall he determined to pursue his personal hobby undertaking with Sartee Motorcycles.

Sartee Motorcycles Body Design Options:

Sartee Bikes, cable steering mechanism

Sartee designed the frames for his shipment motorcycles, together with his personal cable-driven steerage mechanism. This mechanism makes use of an plane grade chrome steel cable and lets in the entrance wheel 180° of guidance vary. This design maximizes the motorbike’s maneuverability each within the saddle and out. The mechanism is contained throughout the body and secure from the weather. 

The frames are designed to be extremely modular, providing a number of choices for more than a few shipment bins, platforms, or different equipment to be fastened to the primary rail. The rail takes inspiration from industrial-standard 80/20 T-slot profile. The T-slot suits many off-the-shelf accent brackets, so patrons can customise their shipment spaces simply. The rail design additionally offers the motorbike an overly low step-through form so it’s simple to mount when totally loaded up.

Sartee designed his first body in October 2022, and began using his first prototype motorbike in February of 2023. A 2d prototype got here in April, and I were given to trip the 3rd model again in June.

Environmental Sustainability:

Sartee Bikes, three bikes

Sartee Motorcycles are designed to ultimate for an entire life, and inspire other people to get out in their gasoline burning vehicles. The corporate pledges to be clear about their production and industry practices. They target to provide as little waste as conceivable, and give a contribution budget to environmental reasons as a member of one% for the Planet.

Sartee Motorcycles is staying native with manufacturing anywhere conceivable. The GRIN Applied sciences motors and controllers they use are made in Vancouver. Their S80 CAB cushy shipment/child service is made in Squamish. The aluminum entrance frames are extruded in China, however the 4130 Chromoly rear ends are inbuilt Montreal. The body components are then bolted in combination, so person sections together with the rear ends are replaceable. The frames are welded and powder covered in Montreal, Quebec, and (these days) the motorcycles are assembled in Pemberton, B.C.. Being a small startup corporate, Sartee says shoppers can simply get in contact if they have got any questions or problems with the motorcycles.

Check Riding A Prototype:

Sartee Bikes, Prototype 3, right

I were given a possibility to check trip Sartee’s 3rd prototype. This model used to be constructed at the longer S120 body and had a sizeable shipment field hooked up. I’ve by no means ridden any roughly shipment motorbike ahead of, so I struggled for the primary short time to get happy with it. The motorbike used to be reasonably heavy, very lengthy, and with the 2 wheel setup balancing the motorbike took a little bit being used to.

Following Sartee’s recommendation I used the throttle to get the motorbike shifting, then began pedalling. This used to be the important thing for me, and moderately temporarily I used to be ready to trip round with out a lot hassle. I used to be infrequently ripping round like Sartee himself, however I’d guess maximum riders may just get happy with those shipment motorcycles inside a couple of days of using at maximum.

Sartee Bikes, prototype 3, left

I discovered Sartee’s steerage mechanism labored neatly, providing no noticeable resistance or prolong. Whilst I rode the motorbike with out a shipment the rear hub motor appeared to have a number of energy, whether or not from the throttle on my own or with the 5 ranges of pedal help. The hydraulic disc brakes had abundant energy to prevent the sizeable motorbike simply. Additionally, I used to be ready to regulate the seat and handlebars to a comfy place.

Sartee Motorcycles Style Lineup:

Sartee Motorcycles is beginning out with two fashions; The S120 Pickup and the S80 Shipment Cab.

S120 Pickup:

Sartee Bikes, S120, side

The S120 Pickup’s 1200mm shipment house can raise a normal sized American or Ecu pallet, and provides as much as 720 liters of shipment quantity. Sartee has designed a big aluminum Shipment Field for the S120, which provides lots of shipment house and contains struts to stay the lid open. He’s additionally drafted up a Flat Deck, which is a shipment platform that includes many cut-outs for attaching shipment straps, and so forth.

Sartee Bikes, S120, box open

With a unmarried motor, the S120 Pickup has a whopping 205kg/452 lbs. max capability together with the rider and load. A unmarried motor, rear wheel power S120 Pickup weighs 90lbs ahead of equipment are factored in.

The S120 additionally provides an AWD choice, which provides some other hub motor to the entrance wheel. The second one motor doubles the motorbike’s energy output and lets in it to haul a lot up steeper grades. There may be a no motor choice, and a motor package may also be retrofitted to the motorcycles if the consumer’s wishes or personal tastes alternate. 

Sartee Bikes, S120 geometry

S80 Shipment Cab:

Sartee Bikes, S80 CAB, side

The S80 Shipment Cab supplies an 800mm shipment house on a shorter and extra nimble body. With circle of relatives use in thoughts, Sartee has designed the S80 CAB child/shipment service for this fashion. The service seats two young children and contains seat belts. When shipment house is wanted, the kid seat folds away. The service additionally folds inwards to stay the motorbike leaner for garage. A shortened model of the Flat Deck can also be to be had for the S80.

Sartee Bikes, S80 CAB interior

With a unmarried motor, the S80 has the similar 452lbs hauling capability because the S120. The S80 additionally provides the choice of including a 2d hub motor, or may also be bought and not using a motor. The S80 CAB weighs 95lbs together with the recycled Nylon child’s seat. A geo chart for the S80 wasn’t to be had but, however all dimensions are the similar because the S120 with the exception of the body’s shipment house, wheelbase and overall duration are 400mm shorter.

Commonplace Options and Elements:

Sartee Bikes, front wheel

Sartee designed his shipment motorcycles to be simple to care for; they may be able to be labored on with normal equipment and use commonplace motorbike parts.  All parts and specifications listed here are the similar for the S120 Pickup and S80 Shipment Cab.

Each fashions roll on a 24” rear wheel and a 20” entrance. The tires are puncture resistant, 2.35” broad Schwalbe Select-Ups. The motorcycles use100x15mm entrance axles, and 148x12mm rears. For convenience and traction, up entrance you’ll discover a Suntour Mobie A32 coil suspension fork with 50mm shuttle.

Sartee Bikes, brake levers

Braking is treated through Tektro’s Auriga 2-piston hydraulic disc brakes with 180mm rotors. Sartee says his are the primary shipment motorcycles to supply a completely purposeful throttle and regenerative braking, which kicks in when the brake lever is pulled. The motor then is helping convey the motorbike to a clean prevent and sends energy again to the battery. The levers additionally characteristic throttle cutoffs.

Each fashions get 1×9 gearing with an 11-46t cassette and a 38t narrow-wide entrance chainring. Sartee selected Microshift’s Creation derailleur, Path Cause shifter and cassette for the motorcycles. The ground bracket is an MTB taste press-fit PF92 with a 24mm Chromoly spindle.

Sartee Bikes, S80 CAB, rear angle

Seat posts are 400mm lengthy and 31.6mm diameter, and the quick-release clamp is 34.9mm. Sartee cleverly features a Velo saddle with a integrated raise take care of that can assist with shifting the motorbike round. Whilst there may be a number of adjustment for handlebar and seat top, there’s no built-in succeed in adjustment (on the other hand the inventory 40mm stem may just simply be swapped). Sartee says the motorcycles are designed to suit riders from 5’0” to six’6”. Different parts and equipment come with built-in entrance and rear lighting fixtures, entrance and rear fenders, and a novel two-legged kickstand.

Power Machine:

Sartee Bikes, gears/motor

Sartee motorcycles use GRIN TECH hub motors, that have been in particular designed for top torque programs. The motors produce 1300w of energy and 92Nm of torque. A RWD S120 Pickup can take care of as much as 6% grades at 19mph when loaded to the whole 450lb capability however the AWD fashion it will probably take care of 13.5% grades beneath an identical stipulations.

Sartee Bikes, controller

The motor is managed through GRIN TECH’s Baserunner controller, which incorporates a thumb throttle and 5 ranges of pedal help. The visual display unit presentations your energy degree, battery existence, velocity, odometer, plus resettable commute main points like max velocity, moderate velocity and commute distance. One great contact is how the motorbike’s energy button is well built-in into the stem cap.

Sartee Bikes, batteries

Supplying energy is GRIN TECH’s 48V 19Ah 912Wh battery, which fees to 85% in 4 hours. Each motorbike fashions be offering unmarried or double battery choices. With two batteries the motorcycles will cross 70 miles/113km at complete velocity and completely loaded. With a unmarried battery the variability is 40 miles/64km.


Sartee Bikes, bike w kegs
Picture: Shane Roy

Sartee objectives to be versatile and adaptable for buyer’s wishes, so customized body lengths may also be constructed to reserve, and customized equipment for the shipment bay also are an choice – simply get in contact to talk about such initiatives.

There are a number of not obligatory equipment that may be ordered on-line now: A rear pannier rack, Pallet Rack, Tonneau quilt (which matches over the pallet rack), and a Guidance Extender for taller riders are all these days to be had.

Sartee Motorcycles’ S120 Pickup or S80 Shipment Cab motorcycles may also be ordered now, however patrons will have to be expecting a 12 week lead time because the motorcycles are made-to-order. The ones too can subscribe by way of Sartee Motorcycles’ web site to obtain knowledge and updates concerning the motorcycles and equipment. 

Sartee Bikes, off loading
Picture (and name picture): Shane Roy

Each the S120 and S80 motorcycles get started at $7795 CAD (together with a unmarried hub motor/power machine). No pricing is to be had for different construct choices or equipment but. These days Sartee Motorcycles is providing an $800 bargain on their S80 fashion in case you position a deposit.


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