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- Purchase guide
Trek Rail+ 5 Gen.5 Viper Red 2027 - E-MTB Enduro Bosch CX 800 Wh
- -€1,200.00
- New
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Your purchase for 152 € / months
Amount to pay today
0 €
Total credit amount
3799 €
Interest (excl. optional insurance)
760.91 €
(excluding optional insurance) 15.67 %
Satisfaction guaranteed: returns possible within 14 days of receipt
Worldwide delivery with competitive delivery rates
100% Secure Payment
Trek Rail+ 5 Gen. 5 Viper Red 2027: a Bosch enduro E-MTB designed to push the limits
The Trek Rail+ 5 Gen. 5 Viper Red 2027 is a full-suspension electric bike designed for enduro riders who want to go further, conquer the most demanding climbs, and maintain maximum control on descents. Its Alpha Platinum Aluminum frame , combined with 160mm of front and rear suspension, offers balanced handling, capable of tackling the roughest terrain while remaining efficient when pedaling.
Equipped with the high-performance Bosch Performance Line CX Smart System and an integrated 800 Wh PowerTube battery, this E-MTB has all the power needed for long mountain rides. Its adjustable geometry, thanks to the Mino Link system and adjustable headset allows you to easily adapt the bike's handling to your terrain or riding preferences.
Key features of the Trek Rail+ 5 Gen. 5
- Bosch Performance Line CX Smart System motorization
- Bosch PowerTube 800 Wh battery offering long battery life
- RockShox 160mm front and rear suspension
- Shimano Deore 12-speed Drivetrain
- Shimano 4-piston hydraulic brakes
- Tubeless Ready compatible Bontrager wheels
- Mino Link Frame with adjustable geometry
- TranzX internally routed Tige de saddle télescopique
160mm of travel for confident riding
The Rail+ 5 features a RockShox Psylo Gold RC fork with a DebonAir spring and a RockShox Deluxe Select+ RT rear shock . This combination provides excellent absorption of large impacts, improves traction on technical sections, and maintains precise handling on fast descents.
Powerful and intelligent Bosch assistance
The Bosch Performance Line CX Smart System motor delivers high torque with natural and progressive assistance, ideal for tackling the toughest climbs. Combined with the 800 Wh PowerTube battery, this motor allows for long days of riding with a range suitable for even the most ambitious routes.
Shimano Deore 12-speed Drivetrain
The Shimano Deore M6100 drivetrain offers smooth and precise gear changes. Thanks to its 10-51 tooth cassette , it provides a particularly wide gear range for efficient pedaling both on climbs and flat sections.
Powerful braking and tubeless-ready wheels
The Shimano MT4100/MT420 four-piston hydraulic brakes, paired with 203mm rotors, ensure consistent and powerful braking in all conditions. The Bontrager Line TLR 30 wheels, which are Tubeless Ready , offer improved grip, greater comfort, and a reduced risk of punctures.
Size guide
| Size | Cyclist's size | Crotch |
|---|---|---|
| S | 155 to 165 cm | 74 to 78 cm |
| M | 165 to 177 cm | 79 to 83 cm |
| L | 177 to 188 cm | 84 to 89 cm |
| XL | 188 to 195 cm | 89 to 91 cm |
Full technical specifications
| Frame | Alpha Platinum aluminum, removable RIB 2.0 integrated battery, tapered head tube, guided internal routing, Motor Armor, adjustable-angle headset , adjustable Mino Link geometry, adjustable suspension ratio, 34.9 mm saddle tube, ABP, UDH, Boost148, 12 mm thru axle , 160 mm travel |
|---|---|
| Fork | RockShox Psylo Gold RC, DebonAir spring, Isolator RC rear shock , tapered headset , 44mm offset, Boost110, Maxle Stealth 15mm, 160mm travel |
| Rear shock | RockShox Deluxe Select+ RT, 205 x 65mm |
| Front Hub | Bontrager, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle |
| Rear Hub | Bontrager, alloy, sealed bearing, 6-bolt, Shimano Micro Spline freehub body, Boost148, 12mm thru axle |
| Rear lock | Bontrager Switch Thru axle with removable lever |
| Wheels | Bontrager Line TLR 30 Tubeless Ready |
| Size S tires | Bontrager Gunnison Elite XR 27.5x2.40", tubeless Ready , rigid bead, 60 tpi |
| Front tire sizes M/L/XL | Bontrager Gunnison Elite XR 29x2.40", tubeless Ready , rigid bead, 60 tpi |
| Rear tire sizes M/L/XL | Bontrager Gunnison Elite XR 27.5x2.40", tubeless Ready , rigid bead, 60 tpi |
| Sealant | Bontrager TLR 177 ml |
| rim | Bontrager TLR |
| Maximum tire size | Frame 27.5x2.60" / Fork as recommended by RockShox |
| Engine | Bosch Performance Line CX Smart System (25 km/h in Europe) |
| Battery | Bosch PowerTube 800 Wh Smart System |
| Charger | Bosch Standard 2 A, 230 V |
| Controller | Bosch System Controller BRC3100 |
| Gear shift | Shimano Deore M6100 12 speed |
| Rear derailleur | Shimano Deore M6100 long cage |
| Cranks | E*thirteen E*spec Plus, 160mm |
| Chainring | E*thirteen 34 steel teeth |
| Cassette | Shimano Deore M6100 10-51, 12 speed |
| Chain | Shimano Deore M6100 12 speed |
| Pedals | Nylon platform |
| Maximum Chainring | 36 teeth |
| Saddle | Bontrager Verse P3, steel rails |
| S Tige de saddle | TranzX JD-YSI34, 100 mm travel, internal bore, 34.9 mm diameter |
| Seatpost M/L/XL | TranzX JD-YSI34, 170 mm travel, internal bore, 34.9 mm diameter |
| Handlebar | Bontrager alloy, 31.8 mm, 15 mm rise, 750 mm width |
| Handles | Bontrager XR Trail Comp lock-on |
| Stem | Bontrager Comp, 31.8mm, Blendr compatible, 7°, 50mm length |
| Brakes | Shimano 4-piston hydraulic brakes, MT4100 levers and MT420 calipers |
| Records | Shimano RT66, 203 mm, 6-bolt mounting |
| Maximum Brake rotor | Frame 220 mm / Fork according to manufacturer |
| Mudguard | Custom Trek mudguards |
| Weight | 24.78 kg in size M (with TLR sealant, without inner tubes) |
| Maximum permissible weight | 136 kg (bike + rider + luggage) |
Our review of the Trek Rail+ 5 Gen. 5 2027
The Trek Rail+ 5 Gen. 5 2027 is designed for mountain bikers looking for a high-performance, reliable, and adaptable E-MTB for enduro riding. Its robust frame, latest-generation Bosch motor, high-capacity battery, and 160mm RockShox suspension make it an ideal companion for long mountain adventures as well as the most challenging rides on technical trails.

| Brand |
Trek
|
| Reference | 5329018 |
| Model year | 2027 |
| Practical | MTB - Enduro |
| Material | Aluminum |
| Wheel diameter | 27.5" (650b) 29" / 27.5" (Mullet) |
| Engine brand | Bosch |
| Travel | 160mm (front & rear) |
| Drivetrain | Shimano mechanical |
| Number of speeds | 12 speeds |
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