Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2026 Tern

GSD R14

A 20″ aluminum frame long tail cargo e-bike with high-end components and magura hydraulic disc brakes.
Compare the full range

Manufacturer Price

$10,999
Weight85.5 lbs  
FrameAluminum
SuspensionHardtail, 70mm
ForkSuntour
Wheels20″ Aluminum
DrivetrainBelt Drive
GroupsetGates CDX
MotorBosch 85Nm mid-drive
BatteryBosch 800Wh
BrakesMagura Hydraulic Disc
View on ternbicycles.comLearn about Tern
Where to Buy
Similar Bikes
Top Comparison
Insights
Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full GSD model range

View Comparison
Price History
Reviews
Electric Bike Review
Tern GSD S20 Review: The OG Cargo Hauler That Nails It All!

Dec 2025 · Publishing

Tag along and get the details in this Tern GSD S10 Review. After my time putting the GSD S10 through its paces, learning all the specs, features and bells & whistles, lets chat about the Tern GSD.

Observations
  • The Tern GSD S10 Gen 3 is the result of nearly a decade of refinement since the original GSD essentially created the compact cargo e-bike category back in 2017. With a beefy 463 lb max capacity that's been DIN 79010 certified, the GSD can haul serious weight while the hydroformed frame, longer wheelbase, and lower center of gravity keep it stable and confident even when you're maxed out on kids and groceries.

  • Bosch's complete ecosystem is what separates this from the pack, combining that punchy 85Nm Cargo Line motor with legit ABS braking borrowed from motorcycles to prevent wheel lockup when you need to stop fast. Add in the Smart System with GPS tracking, electronic locking, theft alarms, customizable motor tuning through the app, and dual battery capability that pushes range beyond 140 miles in Eco mode, and you've got a genuinely connected riding experience.

  • The little details add up in ways that show Tern actually listens to people who ride these bikes daily, from the remote-release kickstand that lets you mount safely with cargo to the oversized seatpost levers redesigned because the smaller ones hurt people's hands. With the adjustable stem offering 110 degrees of rotation, tool-free cockpit adjustments, and a fit range from 4'11" to 6'7", this is one of the rare cargo bikes the whole family can genuinely share without compromise.

  • Tern stands behind the GSD S10 with a 10-year warranty and promises 7-year parts availability, which is a big deal when you're dropping eight grand on what's essentially a car replacement. Throw in an accessory ecosystem covering everything from dual kid seats to rain canopies to trailer hitches, and you've got a bike that's actually designed to eliminate your need for a second vehicle rather than just being a fun weekend toy. See Latest Price

Read Review

Electric Bike Report
Tern GSD (S10) Review | A Legitimate Car Replacement?

Dec 2025 · Griffin Hales

An elite-tier electric cargo bike with extreme capabilities. The Tern GSD S10 fine-tunes an already stellar platform into one of the smoothest, sturdiest, and most modular long-tail cargo bikes around. The Tern GSD lives up to its name and it Get’s Stuff Done. Few bikes have ever felt so genuinely useful. Now in its third

Highs
  • Frame stiffness & handling: The unique frame design is impressively rigid, even when fully loaded. It delivers stable, predictable handling whether you’re carrying cargo, passengers, or riding solo.

  • Outstanding security features: Between its café lock, GPS tracking, motion alarm, and motor/battery lockout through the Bosch Flow app, the GSD sets a new bar for built-in bike security. You’ll even get phone notifications if someone tampers with it.

  • Top-tier safety systems: The GSD includes anti-lock brakes (ABS), UL 2849 certification for its electrical system, and DIN-tested frame safety. It’s one of the most safety-forward cargo bikes on the market.

  • Huge payload capacity: With up to 463 lbs of total carrying capacity and a 220-lb rear rack rating, this bike means business. It’s as practical as it is powerful.

  • Terrific motor performance: The Bosch Cargo Line motor delivers smooth, intuitive power and serious torque. It’s less a wild stallion and more an ox. It’s steady, strong, and always ready to work.

  • Great value for the money: Sure, the GSD isn’t cheap, but given its premium components, smart design, and Tern’s proprietary tech, the value proposition holds up. You’re paying for true refinement and longevity.

  • High-quality accessories: Every rack, bag, and passenger add-on feels purpose-built. Thick, durable materials and thoughtful details make the entire ecosystem feel cohesive and premium.

Lows
  • Price and weight: The GSD’s cost and heft will limit its audience, but for those who can manage both, it’s about as close to “downside-free” as any e-bike gets.

Read Review

road.cc
“The OG of longtail e-cargo bikes”: check out the Tern GSD

Dec 2025

With Tern’s electric cargo bikes racking up over a million miles delivering around New York City, here’s why the brand’s GSD – the OG longtail – remains the benchmark if you're thinking about ditching a car

Read Review

ebiketips
Tern GSD S10 (Gen 3)

Mar 2025

Verdict: Sensible updates keep the new GSD at the top of the pile if you want a do-everything cargo bike

Read Review

Velo
First Look: The Tern GSD Cargo E-Bike Boosts Its Cargo Capacity, Adds ABS

Mar 2025 · Alvin Holbrook

More cargo capacity, an added anti-lock braking system, and a slew of other updates come to the Tern GSD cargo e-bike.

Read Review

Specs
Build
Frame

Tern GSD, 6061-AL, patented MultiTruss design, DIN 79010 certified: 210 kg

ColorForge Grey

Fork

Suntour custom for Tern, 1.5" tapered Chromoly steerer, 34 mm stanchions, Thru-axle, DIN 79010 certified: 210 kg

Travel70mm

Bottom Bracket

Motor integrated

Headset

Tern Flux Pro Taper by FSA, 1.5", angular contact bearings, Physis integrated

Stem

Tern Andros, adjustable, forged construction, patented technology

Handlebar

Tern Sweep, 6061-AL, Tern Andros adapted

Saddle

Tern GSD by Velo

Seatpost

Tern VLT (Very Large Telescope) with Cane Creek suspension and LightAction levers

TypeSuspension

Pedals

Urban with non-slip surface, sealed bearings

Groupset
Crank

Tern GSD, Gates CDX CNC machined beltring

Shifters

Rohloff E14, e-shift 14 spd

Cassette

Gates CDX, precision CNC machined cog

Chain

Gates Carbon Drive CDX belt

Chain Guide

Tern GSD, full chain cover

Brakes

Front: Magura MT-C ABS, 4-piston hydraulic disc, 203 mm rotor, Rear: Magura MT-C ABS, 4-piston hydraulic disc, 203 mm rotor

TypeMagura Hydraulic Disc

Brake Levers

Magura MT-C e-stop, hydraulic, with brake light sensor

Wheels
Rims

Front: Tern Atlas, heavy duty cargo wheel, Rear: Tern Atlas, heavy duty cargo wheel

Front Hub

Tern Atlas, Cooling Fins, Boost Thru-Axle, sealed cartridge bearings

Rear Hub

Rohloff E14, 526% range, Boost

Tires

Schwalbe Pick-Up, cargo-optimized, Super Defense puncture protection, Reflex

Electric Components
Motor

Bosch Cargo Line, 400% Assist, 85 Nm Torque, max speed 25 kph (EU); max speed 20 mph (US)

Battery

Bosch 800 PowerPack, Fast Swap, Dual Battery bays, optional 2 x 800 Wh max capacity

Display

Bosch Kiox 300 w/ LED remote, connectivity with Bosch eBike Flow IOS/Android app, electronic bike lock, Rohloff integrated shifting w/ auto downshift

Charger

220V, 4A (EU); 100-240V, 4A (US)

Accessories
Lights

Front: Ignis Headlight, Hi/Lo beams, 700 lumens, Rear: RearStop Brake Light, Always on

Fenders

F: Aluminum R: GSD wheel guard

Racks

Combo Mount

Lock

ABUS or AXA, keyed-alike with Bosch battery

Bell

Pitch Plus, brass

Rider Notes
Riders Also Viewed

First added March 28

Last updated April 4