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Premium carbon e-MTB with Bosch CX Smart System, Fox Factory suspension and Shimano XT Di2 wireless shifting.
Premium carbon e-MTB with Bosch CX Smart System, Fox Factory suspension and Shimano XT Di2 wireless shifting.
Trek

Trek RAIL+ 9.8 Gen 5 Electric Full Suspension Mountain Bike 2027 in Dark Star/Lithium Marble

£7,000.00
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Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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Hassle free returns

In the unlikely event that you are not satisfied with your purchase please feel free to return your items within 90 days of the purchase date for a full exchange or refund. Any item (excluding food, underwear or e-gift vouchers) can be returned to us for any reason within 90 days, provided that the item has not been used or fitted and is returned in its original packaging with valid proof of purchase.

It is recommended that you use a recorded delivery service or return to a store to ensure your items are received by us. We cannot assume responsibility for items that are lost in transit back to us.




Terms & Conditions

Items must be returned in their original packaging and unused. Refunds will be issued once the product(s) have been received and inspected.

Click & Collect customers can buy with confidence knowing that they can review the item before deciding whether it is right for you before leaving the store. Should you decide it's not right for you, it can be conveniently exchanged or refunded straight away, or you still have up to 90 days to return it if you are still unsure.

Please note:
1. If the items we have sent you are faulty, damaged or not as we described, we will cover the cost of collection and the delivery of the correct item.

2. If we have delivered the correct bike but upon inspection, you decide the bike is not the one for you, we will charge you £50 for collection (£100 from Northern Ireland). If you do not have the original box in usable condition, we will charge you an additional £15 to provide one.

Refunds will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase.

We are unable to offer a refund without a valid proof of purchase.

Trek RAIL+ 9.8 Gen 5 Electric Full Suspension Mountain Bike 2027 in Dark Star/Lithium Marble

Season:2027

Brand:Trek

Code:RAIL+9.8EUBK

The Trek Rail+ 9.8 is a premium carbon enduro e-MTB built for riders who want to conquer epic climbs and charge technical descents with confidence. Its OCLV Mountain Carbon frame houses Bosch's powerful Performance Line CX Smart System with a long-range 800Wh PowerTube battery, while 160mm of Fox Factory suspension delivers exceptional control through rough rock gardens, roots and high-speed trails. Adjustable geometry lets you fine-tune the bike to match your riding style and terrain.

Shimano's wireless XT Di2 12-speed drivetrain delivers crisp, fully customisable electronic shifting, while Shimano XT M8220 4-piston brakes provide exceptional stopping power and modulation. Premium trail components and Bosch's Smart System combine to create a highly capable e-MTB that's ready for everything from bike park laps to all-day mountain adventures.

Key Features & Benefits:

  • Power & Range: Bosch Performance Line CX Smart System motor and 800Wh PowerTube battery provide smooth, powerful assistance for all-day adventures.
  • Comfort & Control: Fox Factory 160mm suspension, adjustable geometry and Shimano XT 4-piston brakes inspire confidence on demanding descents.
  • Smart Design: OCLV Mountain Carbon frame features a Removable Integrated Battery, Mino Link geometry adjustment and Shimano XT Di2 wireless shifting.

Full Specification:

  • Motor: Bosch Performance Line CX Smart System
  • Battery: Bosch PowerTube 800Wh, Smart System, Removable Integrated Battery (RIB 2.0)
  • Charger: Bosch Standard 4A Smart System charger
  • Controller: Bosch Smart System controller
  • Display: Bosch Smart System display
  • Frame: OCLV Mountain Carbon main frame, Removable Integrated Battery (RIB 2.0), tapered head tube, guided internal routing, Motor Armor, angle-adjust headset, Mino Link adjustable geometry, adjustable leverage rate, 34.9mm seat tube, ABP, UDH, Boost148, 12mm thru axle, 160mm rear travel
  • Fork: Fox Factory 38, Float EVOL air spring, GRIP X2 damper, 44mm offset, Boost110, 15mm Kabolt X axle, 160mm travel
  • Handlebars: Race Face Aeffect alloy, 35mm clamp, 40mm rise, 800mm width
  • Stem: Bontrager Elite, 35mm clamp, 0°, 45mm length
  • Seatpost: Bontrager Line Dropper MaxFlow, internal routing; 150mm (S), 170mm (M), 200mm (L-XL)
  • Saddle: Verse Short Comp with steel rails, 145mm width
  • Pedals: VP-536 nylon platform pedals
  • Shifters: Shimano XT Di2 M8250, 12-speed
  • Rear Derailleur: Shimano XT Di2 M8260, 12-speed
  • Front Derailleur: None (1x drivetrain)
  • Brakes: Shimano XT M8220 4-piston hydraulic disc brakes
  • Brake Levers: Shimano XT M8220 hydraulic brake levers
  • Cassette: Shimano XT M8200, 10-51T, 12-speed
  • Chain: Shimano XT M8100, 12-speed
  • Crankset: Ethirteen Espec Plus, 160mm crank arms with E*thirteen 34T steel chainring
  • Rims: Bontrager Line TLR 30, Tubeless Ready, 28-hole, Presta valve
  • Hubs: Front: Bontrager alloy sealed bearing, Boost110, 15mm thru axle; Rear: Bontrager alloy sealed bearing, Rapid Drive 108, Shimano freehub, Boost148, 12mm thru axle
  • Spokes: 14g stainless steel, black
  • Tyres: Not specified
  • Extras: Removable Integrated Battery (RIB 2.0), Mino Link adjustable geometry, angle-adjust headset, Motor Armor, internal cable routing
  • Weight: 23.98kg (Medium, with TLR sealant, no tubes)
Manufacturers reserve the right to change specifications without notice based on availability at the point of assembly.

Bosch PowerMore Battery 250WH

Looking to push your ride even further? If 800 Wh isn’t enough, the Rail+ Gen 5 is compatible with the Bosch PowerMore range extender for taking your rides to new elevations.
Item: EB1210005G(Link opens in new tab) Sold Seperately, cable and mounting hardware not included.


Sizing Chart for Trek Rail Gen 5

Frame SizeRider Height (cm)Rider Height (')Inseam (cm)Inseam (")
S155 - 165 cm5'1" - 5'5"74 - 78 cm29" - 31"
M165 - 176 cm5'5" - 5'9"79 - 83 cm31" - 33"
L177 - 188 cm5'10" - 6'2"84 - 89 cm33" - 35"
XL188 - 195 cm6'2" - 6'5"89 - 91 cm35" - 36"

Geometry Information for Trek Rail Gen 5

Frame size number15.5"15.5"17.5"17.5"19.5"19.5"21.5"21.5"
Frame size letterSSMMLLXLXL
Geometry positionHighLowHighLowHighLowHighLow
Wheel size27.5"27.5"29"/27.5"29"/27.5"29"/27.5"29"/27.5"29"/27.5"29"/27.5"
A —Seat tube3838414143.543.54747
B —Seat tube angle75.3°74.8°75.3°74.8°75.2°74.8°75.2°74.8°
Effective seat tube angle77.9°77.4°77.7°77.2°77.5°77.0°77.4°76.9°
C —Head tube length10101010121214.514.5
D —Head angle65.0°64.5°65.0°64.5°65.0°64.5°64.9°64.5°
E —Effective top tube56.256.359.159.263.963.96767
F —Bottom bracket height34.433.834.533.834.533.834.533.8
G —Bottom bracket drop1.21.81.82.41.82.41.72.4
H —Chainstay length44.644.844.644.844.644.844.644.8
I —Offset4.34.34.34.34.34.34.34.3
J —Trail11.912.212.713.112.713.112.713.1
K —Wheelbase120.1127.8122.9123127.7127.8131.3131.4
L —Standover76.375.877.576.977.576.979.877.9
M —Frame reach43.54345.54549.5495251.5
N —Frame stack59.859.463.162.764.964.567.266.7






Warranty Information for Trek:

Lifetime warranty on Frame sets (frame and rigid fork), main frame and full suspension swing arms for the lifetime of the original owner, and Bontrager wheels with carbon rims.

2-year warranty on Rear suspension linkage components, including bearings, rocker link and accompanying hardware and components, Bontrager wheels with alloy rims, Paint and transfers.

For full warranty policy please visit trekbikes.com

Sizing Information
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