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Giant Explore E+ 1 (2026): parts and specs · Nov 9, 2026, 2:30 PM by Pedalwise team · reviewed Nov 9, 2026, 2:30 PM by Pedalwise team

First version

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Specs are for the stock bike as sold; check your own bike before you buy.

This page covers the 2026 Giant Explore E+ 1 Double Diamond, a trekking e-bike with a 100 mm SR Suntour XCR34 fork, rear rack and lights. It runs the Giant SyncDrive Pro2 mid-drive motor (85 Nm), built by Yamaha; see [Yamaha e-bike motors explained](/wiki/yamaha-ebike-motors-explained). The wheels use a 15 x 110 mm front and 12 x 148 mm rear axle. On the Explore E+ 1 Stagger, the Explore E+ 2 or 3, or an earlier GTS or STA model, match the parts on your bike before you order.

[photo] The Explore E+ 1 from the drive side, showing the rack-integrated taillight and electronic rear derailleur.

! Electrical parts on this list must match this exact model and are fitted at the external plugs or by a pro. Never open the battery, controller, motor or display. Motor and battery service on this bike is dealer work: a Giant dealer reads faults and updates firmware with its diagnostic tool.

## Parts list

- [Tire](/wiki/tire): Giant Crosscut Gravel 2, 700 x 57c, wire bead, tubeless ready, reflective strip.

- [Disc brake pads](/wiki/disc-brake-pads): Shimano BP-D03S-RX resin or BP-D02S-MX metal, both without fins.

- [Brake rotor](/wiki/brake-rotor): 203 mm front, 180 mm rear.

- [Disc brake caliper](/wiki/disc-brake-caliper): Shimano Deore [BR-MT420](https://bike.shimano.com/en-US/product/component/shimano/BR-MT420.html), 4-piston hydraulic.

- [Brake lever](/wiki/brake-lever): Shimano BL-M401.

- [Chain](/wiki/chain): Shimano LinkGlide CN-LG500.

- [Cassette](/wiki/cassette): Shimano, 11-speed, 11 to 45T, with a Shimano CUES Di2 11-speed rear derailleur.

- [E-bike display](/wiki/e-bike-display): Giant RideDash EVO 2.0 color LCD with navigation, with RideControl Go 2 and Ergo4 remotes.

- [E-bike charger](/wiki/e-bike-charger): Giant EnergyPak 4A smart charger compact. Giant's [Smart Charger Compact 4A](https://www.giant-bicycles.com/int/smart-charger-compact---4a) fits newer Giant e-bikes with EnergyPak Smart batteries; no price showed, read Nov 9, 2026.

- [E-bike battery](/wiki/e-bike-battery): Giant EnergyPak 800Wh, alloy casing (EN50604); takes the EnergyPak Plus 200Wh range extender. Giant's [EnergyPak Smart 800Wh battery](https://www.giant-bicycles.com/us/energypak-smart-800wh-battery) lists at $1,200 MSRP, read Nov 9, 2026; confirm it fits your frame with a Giant dealer before you order.

- [E-bike lights](/wiki/e-bike-lights): Supernova Mini 3 headlight and a rack-integrated taillight.

- [Grips](/wiki/grips): RideControl Ergo4 integrated trekking grips with bar ends.

- [Pedals](/wiki/pedals): VPE-537 PP platform.

- [Saddle](/wiki/saddle): Selle Royal Vivo Ergo Moderate, on a Giant Contact Switch dropper with 100 mm travel.

## Tools for common jobs

- [Hex keys](/wiki/hex-keys): caliper, stem, handlebar and seatpost bolts.

- [Tire levers](/wiki/tire-levers): changing a tube or seating a tire.

- [Floor pump with gauge](/wiki/floor-pump-with-gauge): setting pressure within the sidewall range.

- [Torque wrench](/wiki/torque-wrench): brake, stem and pedal bolts, to your manual's values.

- [Pedal wrench](/wiki/pedal-wrench): swapping pedals; see [replace pedals](/wiki/replace-pedals).

- [Brake pad spreader](/wiki/brake-pad-spreader): resetting the pistons before new pads.

- [Brake bleed kit](/wiki/brake-bleed-kit): bleeding the Shimano brakes, which use [mineral brake oil](/wiki/mineral-brake-oil); see [bleed Shimano brakes](/wiki/bleed-shimano-hydraulic-brakes).

- [Chain checker](/wiki/chain-checker): catching chain wear early.

- [Chain lube](/wiki/chain-lube): after cleaning and wet rides.

- [Chain tool](/wiki/chain-tool): sizing a new chain.

- [Multimeter](/wiki/multimeter): testing charger output at its plug, as in [check your charger](/wiki/check-your-charger). Never probe the battery.

## Where to buy

- Giant: the [EnergyPak Smart 800Wh battery](https://www.giant-bicycles.com/us/energypak-smart-800wh-battery) and [Smart Charger Compact 4A](https://www.giant-bicycles.com/int/smart-charger-compact---4a).

- Shimano: [BR-MT420 caliper](https://bike.shimano.com/en-US/product/component/shimano/BR-MT420.html) pad details.

- Independent sellers: [parts suppliers](/wiki/e-bike-parts-suppliers).

- A Giant dealer orders and fits the battery, charger and Di2 parts: [find a shop](/find).

## Common repairs

- [Giant SyncDrive troubleshooting](/wiki/giant-syncdrive-troubleshooting) and [update e-bike firmware](/wiki/update-e-bike-firmware)

- [Replace disc brake pads](/wiki/replace-disc-brake-pads), [bed in disc brakes](/wiki/bed-in-disc-brakes) and [fix a spongy brake lever](/wiki/fix-spongy-brake-lever)

- [Set tire pressure](/wiki/set-tire-pressure) and [e-bike flat tire](/wiki/e-bike-flat-tire)

- [Clean and lube the chain](/wiki/clean-and-lube-chain), [check and replace the chain](/wiki/check-and-replace-chain) and [adjust the rear derailleur](/wiki/adjust-rear-derailleur)

- [Battery won't charge](/wiki/battery-wont-charge) and [e-bike battery care](/wiki/e-bike-battery-care)

## Sources

- [giant-bicycles.com](https://www.giant-bicycles.com/ca/explore-eplus-1-double-diamond)

- [BR-MT420, bike.shimano.com](https://bike.shimano.com/en-US/product/component/shimano/BR-MT420.html)

- [Smart Charger Compact 4A, giant-bicycles.com](https://www.giant-bicycles.com/int/smart-charger-compact---4a)

- [liv-cycling.com](https://www.liv-cycling.com/us/intrigue-x-advanced-eplus-el-1-20mph-2023)

- [EnergyPak Smart 800Wh battery, giant-bicycles.com](https://www.giant-bicycles.com/us/energypak-smart-800wh-battery)

Stuck after these checks? [Find a shop near you](/find), or if you're in Austin, [book a Pedalwise tech](/book).

This version

Replacement parts and specs for the 2026 Giant Explore E+ 1: Crosscut Gravel 2 700 x 57c tires, Shimano Deore BR-MT420 brakes with 203 and 180 mm rotors, Shimano CUES Di2 11-speed, EnergyPak 800Wh battery and 4A compact charger.

Specs are for the stock bike as sold; check your own bike before you buy.

This page covers the 2026 Giant Explore E+ 1 Double Diamond, a trekking e-bike with a 100 mm SR Suntour XCR34 fork, rear rack and lights. It runs the Giant SyncDrive Pro2 mid-drive motor (85 Nm), built by Yamaha; see Yamaha e-bike motors explained. The wheels use a 15 x 110 mm front and 12 x 148 mm rear axle. On the Explore E+ 1 Stagger, the Explore E+ 2 or 3, or an earlier GTS or STA model, match the parts on your bike before you order.

Photo needed: The Explore E+ 1 from the drive side, showing the rack-integrated taillight and electronic rear derailleur..

Electrical parts on this list must match this exact model and are fitted at the external plugs or by a pro. Never open the battery, controller, motor or display. Motor and battery service on this bike is dealer work: a Giant dealer reads faults and updates firmware with its diagnostic tool.

Parts list

Tire: Giant Crosscut Gravel 2, 700 x 57c, wire bead, tubeless ready, reflective strip.
Disc brake pads: Shimano BP-D03S-RX resin or BP-D02S-MX metal, both without fins.
Brake rotor: 203 mm front, 180 mm rear.
Disc brake caliper: Shimano Deore BR-MT420, 4-piston hydraulic.
Brake lever: Shimano BL-M401.
Chain: Shimano LinkGlide CN-LG500.
Cassette: Shimano, 11-speed, 11 to 45T, with a Shimano CUES Di2 11-speed rear derailleur.
E-bike display: Giant RideDash EVO 2.0 color LCD with navigation, with RideControl Go 2 and Ergo4 remotes.
E-bike charger: Giant EnergyPak 4A smart charger compact. Giant's Smart Charger Compact 4A fits newer Giant e-bikes with EnergyPak Smart batteries; no price showed, read Nov 9, 2026.
E-bike battery: Giant EnergyPak 800Wh, alloy casing (EN50604); takes the EnergyPak Plus 200Wh range extender. Giant's EnergyPak Smart 800Wh battery lists at $1,200 MSRP, read Nov 9, 2026; confirm it fits your frame with a Giant dealer before you order.
E-bike lights: Supernova Mini 3 headlight and a rack-integrated taillight.
Grips: RideControl Ergo4 integrated trekking grips with bar ends.
Pedals: VPE-537 PP platform.
Saddle: Selle Royal Vivo Ergo Moderate, on a Giant Contact Switch dropper with 100 mm travel.

Tools for common jobs

Hex keys: caliper, stem, handlebar and seatpost bolts.
Tire levers: changing a tube or seating a tire.
Floor pump with gauge: setting pressure within the sidewall range.
Torque wrench: brake, stem and pedal bolts, to your manual's values.
Pedal wrench: swapping pedals; see replace pedals.
Brake pad spreader: resetting the pistons before new pads.
Brake bleed kit: bleeding the Shimano brakes, which use mineral brake oil; see bleed Shimano brakes.
Chain checker: catching chain wear early.
Chain lube: after cleaning and wet rides.
Chain tool: sizing a new chain.
Multimeter: testing charger output at its plug, as in check your charger. Never probe the battery.

Where to buy

Giant: the EnergyPak Smart 800Wh battery and Smart Charger Compact 4A.
Shimano: BR-MT420 caliper pad details.
Independent sellers: parts suppliers.
A Giant dealer orders and fits the battery, charger and Di2 parts: find a shop.

Common repairs

Sources

Stuck after these checks? Find a shop near you, or if you're in Austin, book a Pedalwise tech.

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