Trek Rail+ 9.7 Gen 5

The Trek Rail+ 9.7 Gen 5 is a full-power enduro electric mountain bike built around a premium OCLV Mountain Carbon frame, a Bosch Performance Line CX Gen 5 motor, and 160mm of travel at both ends. Designed for trail and enduro riders who want to go harder, climb further, and descend with total confidence, this is the bike that removes the ceiling on what a day in the mountains can look like.

Who Is the Trek Rail+ 9.7 Gen 5 Built For?

The Trek Rail+ 9.7 Gen 5 is built for enthusiast to advanced mountain bikers who ride technical trail and enduro terrain and want the added range and climbing capability that a full-power e-MTB delivers. Whether you are chasing descents on rooty singletrack, grinding up long mountain climbs, or linking trails back-to-back for big-day adventures, this bike is engineered to keep up with your ambitions. The mullet wheel configuration, with a 29-inch front wheel and 27.5-inch rear wheel, gives it the perfect balance of rollover capability and playful, nimble handling in tight corners and technical sections.

How the Trek Rail+ 9.7 Gen 5 Performs on the Trail

At the heart of the Trek Rail+ 9.7 Gen 5 is the Bosch Performance Line CX Gen 5 motor, delivering 85Nm of torque with a smooth, natural power delivery that pulls hard without feeling jerky or artificial. Paired with the 800Wh Bosch PowerTube battery, which integrates directly into the down tube via the Removable Integrated Battery 2.0 system, you have the range to tackle long alpine stages, multi-peak rides, or simply more laps than you could manage on an unassisted bike. The Smart System compatibility means you can fine-tune motor assist modes through the Bosch System Controller, giving you full control over how the power is distributed across each trail section.

The suspension package on the Trek Rail+ 9.7 Gen 5 is purpose-matched to the demands of enduro terrain. The RockShox ZEB Select fork with Charger RC damping handles 160mm of front travel with composure, tracking roots, rocks, and square-edge hits with consistent feel. At the rear, the RockShox Super Deluxe Select+ RT shock absorbs repeated big hits while the ABP (Active Braking Pivot) suspension design keeps the rear wheel tracking the ground whether you are braking hard into a corner or laying down power through a rock garden. Trek’s Mino Link adjustable geometry system and two-position leverage rate flip chip give you the ability to tune the ride character to your personal preference and the terrain you are tackling, making this one of the most versatile enduro e-MTBs in its class. Riders looking for a capable, well-sorted full-power e-MTB will find that Enduroplanet stocks a range of premium electric mountain bikes and components to complement a build like this.

The mullet wheel setup is one of the most rider-praised features of the Rail+ Gen 5 platform. The 29-inch front wheel rolls over trail chatter and obstacles with authority, while the 27.5-inch rear keeps the back end light, responsive, and playful through tight switchbacks and technical corners. The Shimano SLX/XT drivetrain delivers reliable, precise shifting across a wide 10-51T cassette range, covering every gradient from punishing fire road climbs to flat pedalling sections between descents. Stopping power comes from SRAM DB8 4-piston hydraulic disc brakes with 200mm rotors, a braking setup that provides consistent, modulated control even on long, steep descents where heat build-up in lesser brakes becomes a real concern. Independent reviewers at The Loam Wolf described the Shimano SLX/XT drivetrain as dependable, and highlighted the SRAM DB8 brakes as a solid performer at this build level, noting that the 9.7 was the spec level they would personally choose to purchase.

5 Reasons You’ll Want the Trek Rail+ 9.7 Gen 5

• 800Wh of removable, integrated range: The Bosch PowerTube 800Wh battery slots cleanly into the frame via the RIB 2.0 system, giving you massive range while keeping the bike looking clean and protecting the battery from trail impacts.
• OCLV Mountain Carbon chassis at this price point: Trek’s OCLV Mountain Carbon frame brings a stiffness-to-weight advantage that alloy frames at this level simply cannot match, resulting in sharper handling response and less fatigue on long days.
• Adjustable geometry for any trail condition: The Mino Link system and two-position leverage rate flip chip mean you can configure the Trek Rail+ 9.7 Gen 5 to ride slacker and lower for gnarly descents, or slightly higher for more versatile trail riding.
• Mullet wheel setup for the ideal balance of speed and agility: The 29-inch front and 27.5-inch rear combination delivers rollover confidence on technical terrain at the front while keeping the rear end nimble, reactive, and genuinely fun to ride.
• Proven Bosch Smart System motor integration: The Bosch Performance Line CX Gen 5 motor operates quietly and smoothly, with Smart System connectivity allowing you to customise assist levels and monitor ride data through the integrated Bosch System Controller display.