GSD S10

GSD S10

Enormously Useful. Surprisingly Small.
  • Bosch® Performance Line motor
  • Bosch dual-battery system (400/500/900 Wh) for a range of up to 220 km
  • Magura® MT5 4-piston hydraulic disc brakes
  • Custom 62 mm Schwalbe® Super Moto-X tires with puncture protection
  • Heavy-duty frame-integrated rack
  • Boost thru-axle hubs
  • Wide range of accessories, including the Cargo Hold Panniers
  • Andros stem for handlebar height and reach adjustments
  • Fits two Thule Yepp Maxi child seats, or one Thule Yepp Nexxt Maxi seat—no adapters needed
Photo may show optional accessories.
Beetle Blue
Mango
Orange
Silver-Blue
20" wheels
Electric
Top-Tier

Tern’s power and 400-pound capacity make it as useful as a small truck.

Bicycling

Product Reviews

Cycling UK

It’s hands down the most useful e-bike I’ve ridden.

Read more

Bicycling

One bike outworks and outperforms the rest: the Tern GSD.
Read more

Bicycling

The GSD gets people excited about bikes, and that’s the most exciting use of all.
Read more

aktiv Radfahren

Kompaktgenie.

[Compact genius.]

The Red Bulletin

Dieses Bike hat ungeahnte Kräfte

[This bike has unimagined powers]

BikeBiz

The Tern GSD is nicknamed the car killer, and I now understand why. It is the most useful thing I’ve ever owned.

MY BIKE e-bike Katalog 2019

Die Bauweise hat handfeste Vorteile: Der kleine Rahmen ist supersteif, die 20-Zoll-Laufräder sind es ebenfalls.

[The design has tangible advantages: The small frame is super stiff, and so are the 20-inch wheels.]

Bicycling

Epic day-tripper

Read more

Momentum Magazine

It’s like riding on a magic carpet, a sexy blue cargo carrying magic carpet. It’s so nice and smooth that I forgot what I was riding.

Read more

Forbes

Some months later and his £4,000 Tern GSD has proved to be the ‘most useful thing I’ve ever, ever owned.
Read more


Specifications

General Info
Color:
Beetle Blue
Mango
Orange
Silver-Blue
Wheel Size:
20" wheels
Speeds:
1 x 10
Weight:

27.06 kg (59.66 lb) w/ 1 battery

Folding Size:
173 x 40 x 83 cm (71" x 16" x 33”)
Folding Time:
5 sec
Frame Sizes:
181 cm (Total Length)
Gear Inches:
29" - 95" (2.31 - 7.57 m)
Distance: Seatpost to Handlebar:
Min: 490 mm (19.3") Max: 560 mm (22")
Distance: Saddle to Pedal:
Min: 690 mm (27.2") Max: 1120 mm (44.1")
Suggested Rider Height:
150 - 195 cm (4'11" - 6'5")
Max Gross Vehicle Weight:
200 kg (440 lbs)
Max Rider Weight:
120 kg. (264 lbs.)
Frame
Frame:
Tern GSD, 7005-Al, patented MultiTruss design
Fork:
Tern GSD, 1.5" Taper, Boost Thru-axle, 110 mm, 7005-AL
Cockpit
Handlepost:
Tern Physis 3D (G2), 3D forged, 5 patented technologies, 12°, 290 mm
Stem:
Tern Andros (G2), adjustable, forged construction, patented technology
Headset:
Tern Flux Pro Taper, 1.5", angular contact bearings, Physis integrated
Handlebar:
Tern Sweep, 27 degrees, 6061-AL, Tern Andros adapted
Grips/Bar Tape:
Ergon GC10, for swept bar
Saddle:
Tern GSD, with rear handle
Seatpost:
Tern Telescope, 34.9 mm, 2014-AL
Brakes
Front Brake:
Magura MT5, 4-piston hydraulic disc, 180 mm rotor
Rear Brake:
Magura MT5, 4-piston hydraulic disc, 180 mm rotor
Brake Levers:
Magura, hydraulic
Wheels
Front Hub:
Tern Atlas, Boost thru-axle
Rear Hub:
Tern Atlas, Boost thru-axle, Syntace X-12 standard, ebike reinforced design
Spokes and Nipples:
Stainless steel, 13G
Rims:
Tern Atlas, ultra wide 36 mm, dual reinforced joint
Tires:
Tern x Schwalbe Super Moto-X, 62-406, Green Guard puncture protection, Reflex
Transmission
Shifter(s):
Shimano Deore, 1 x 10 spd
Rear Derailleur:
Shimano Deore Shadow+
Crankset:
Tern GSD custom, forged 6061-AL DH crankarm
Cassette/Freewheel:
Shimano 11-36T, 10 spd
Bottom Bracket:
Motor integrated
Chain:
10 spd, DHT for eBike, GST corrosion resistant coating
Pedals:
Urban with non-slip surface, sealed bearings
Shifter Cable & Housing:
Jagwire LEX-SL, slick treatment, alloy ferrules
E-System
Motor:
Bosch Performance, 36 V/250 W, max speed 25 kph (EU); max speed 20 mph (US), max torque 63 Nm
Battery:
Bosch Dual Battery system, 400wh/500wh/900wh
Display:
Bosch Purion, 4 mode selectable, walk assist
Range:
400 Wh: 50-110 km (31-68 mi), 500 Wh: 60-140 km (37-87 mi), 900 Wh: 110-250 km (68-155 mi)
Bells & Whistles
Bell:
Aluminum
Chainguard:
SKS Chainblade
Kickstand:
Heavy-duty double stand, 80 kg capacity
Luggage Socket:
Combo Mount
Front Light:
Tern Valo Direct, integrated, 41 lux/150 lumens
Rear Light:
Herrmans H-Trace, for eBike
Fenders:
SplashGuard, stainless hardware
Rack(s):
Frame integrated, heavy duty design