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eForce Amp+

Featuring GT’s e-tuned LTS platform with Shimano’s STEPS EP8 Drive Unit, Shimano 630Wh Battery, 29” wheels, 150mm of travel, and RockShox suspension the Force Amp+ is brimming with watts and ready to party up and down the trails.
  • Shimano STEPS EP8 Drive Unit
  • Shimano BT-8036 630Wh Battery
  • SRAM SX Eagle Drivetrain
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LTS Suspension

Linkage Tuned Suspension provides a consistent and efficient suspension platform. The 4-bar system is designed to be a highly tunable suspension platform that maintains ground hugging traction even under heavy braking.

Shimano STEPS equipped

Shimano's STEPS provides riders with dependable power and user-friendly connectivity. Their completely integrated e-bike systems provides more flexibility and emphasizes the real freedom on your rides.

Frame

frame eForce Alloy 29” Frame, 150mm Travel, Shimano STEPS, 12x148mm Thru-Axle
sizes available SM, MD, LG, XL
fork RockShox Yari RC, 150mm, E-MTB, Motion Control, 42mm Offset
rear shock RockShox Deluxe Select R, 185x55mm Trunnion
wheel size 29

Wheels

rims WTB STX i30 TCS, 32h, Tubeless Ready
front hub Formula, 15x110mm
rear hub Formula, 12x148mm, HG Freehub Body
front tire Maxxis Minion DHF, 29x2.6", 3C MaxxTerra, EXO+
rear tire Maxxis Minion DHR II, 29x2.6", 3C MaxxTerra, EXO+

Drivetrain

rear derailleur SRAM SX Eagle
shifters SRAM SX Eagle, 12-Speed
rear cogs SRAM PG-1210, 11-50T
chain SRAM SX Eagle, 12-Speed
crank FSA CK-752 EP8, 165mm, 34T
pedals GT Slim Line Flat Pedal

Cockpit

handlebar GT Alloy Riser Bar, 20mm Rise, 780mm, 5° Up, 8° Back
stem GT Alloy, 35mm
grips GT Statement Logo
headset FSA No.42
seatpost TranzX Dropper, 31.6mm, (S - 130mm, M - 150mm, L/XL - 170mm)
saddle WTB Silverado Sport

Brakes

brakes Slate T4, 203/203mm Rotors

E-Bike

drive unit Shimano DU-EP801
battery Shimano BT-E8036, 630Wh
display Shimano SC-EM800
charger Shimano EC-E6000-1
Please note that, based on component availability and other factors, specifications are subject to change without notice.

Fit Guide

XS
4'8" - 5'1"
S
5'0" - 5'6"
M
5'5" - 5'11"
L
5'10" - 6'2"
XL
6'1" - 6'6"

Geometry

Sizes (mm) SM MD LG XL
Seat tube length 430 450 480 510
Seat tube angle effective 76 ° 76 ° 76 ° 76 °
Top tube horizontal 579 604 629 656
Head tube angle 65 ° 65 ° 65 ° 65 °
Standover 735 739 755 776
Head tube length 115 115 115 124
Wheelbase 1209 1234 1259 1288
Front center 756 781 806 835
Chainstay length 455 455 455 455
Bottom bracket drop 30 30 30 30
Bottom bracket height 349.5 349.5 349.5 349.5
Fork rake 51 51 51 51
Trail 121 121 121 121
Stack 617 617 617 626
Reach 425 450 475 500
Travel front 150 150 150 150
Travel rear 150 150 150 150
75mm

What is included with the bike?

  • Owners Manual
  • Tool Kit for assembly (Shipped Separately)
  • Pedals are NOT included

Tool Kit Includes:

  • Torque Key with 2-6mm & T25 Bits
  • Shock Pump
  • Pedal Wrench
  • Cable Cutters

How does the bike arrive?

Our simple assembly process makes it possible to use your skills to assemble your GT at home. GT bikes will arrive 80% assembled. To get out riding, you will need to first install handlebars, seatpost, front wheel, brake rotor (if applicable) and a set of pedals. Click here to learn more about how your bike will arrive. Also, please reference the owner’s manual, included with the bike, to ensure your bike is assembled properly.

Is this bike eligible for GT Connect?

Yes, this bike is eligible for GT Connect. You can have your new bike built for free at your local GT dealer or a bike shop near you. Click here to learn more.

Are the wheels tubeless compatible?

Yes, the wheels are compatible with tubeless, but you will need sealant, valve stems, and tubeless tires to set it up tubeless.

What headset is used on the eForce?

The eForce has a Semi-Integrated, 1-1/8” - 1-1/2” head tube. It utilizes a IS42/52 internal headset.

What is the max rotor size for the rear brake on the eForce?

The max rotor size on the rear brake is a 203mm rotor. The native brake rotor size without an adapter is 180mm rotor.

What derailleur hanger is used on the eForce?

The derailleur hanger is a TA ST SS 056. (Part #KG0006N02)

What is the max tire width on the eForce?

The max tire width is a 2.6in wide tire.

Is the eForce compatible with a coil shock?

Yes, it is compatible with a coil shock. The rear shock Eye-to-Eye / Stroke / Bushing Width is 185mm x 55mm Metric Trunnion/37.6mm x M8.

What bottom bracket is used on the eForce?

The eForce uses a Shimano Drive Unit bottom bracket.

What battery is used on the eForce?

The eForce AMP+ uses a Shimano BT-8036 battery and AMP/Current uses Shimano BT8035 battery.

What drive system is used on the eForce?

The eForce AMP+/AMP uses a Shimano DU-EP801 drive system and the eForce Current uses a Shimano DU-E6000 drive system. Please click here to access the owners manual from Shimano.

Can I convert my eForce to 27.5" or MX wheels?

No, the eForce is only compatible with 29" wheels.

What is the max rider weight on the eForce?

The max rider weight is 305lbs/138kg.

Is touchup paint available?

Unfortunately, touchup paint is not available at this time as our paint codes are unique to our painter.

GT Tech Book

GT Owner's Manual