Rail 9.9 Electric Mountain Bike


Last updated on June 5, 2020 12:31 pm
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Rail 9.9 is a long-travel electric mountain bike built for ultimate trail performance. The light OCLV Mountain Carbon frame features an awesome RockShox suspension setup, the latest wireless electronic drivetrain tech, and the best e-MTB drive system on the market. It’ll shred right alongside the enduro crowd, but the best part is that you’ll always beat them up the climbs and get in the most runs.

Many cycling enthusiasts are interested in a high quality electric mountain bike, which they can use for travelling long distances. They are willing to spend a large amount of money for a well designed and comfortable bike . The Rail 9.9 Electric Mountain Bike is one of the most highly rated electric bikes available in the market using the latest technology, so that it can be easily controlled while it is being used on all terrains including climbing hilly terrain. The bike is available in different sizes to suit the height of the bike rider like small, medium, large and extra large.

Trek Rail: Minimum Days, Maximum Fun

When a pair of Trek big mountain riders had just one week to road trip through British Columbia, they knew they’d have to think outside the box to truly experience the region.


The bike has a OCLV Mountain type carbon frame which is light in weight and durable. It also has a RockShox Ultimate 160 mm front suspension fork, a Rockshox Deluxe RT4 shock absorber with 150 mm rear travel in the rear and Thru shaft damper to absorb shock. The SRAM drivetrain of the bike is X01 Eagle-AXS type and has 12 different speed settings. The Shimano XT brakes have four pistons. A suspension calculator is provided to adjust the suspension based on the weight of the rider.

The line carbon wheels and tires of the bike are from Bontrager and do not have tubes, so the user should not face puncture problems. The handlebar is also made from carbon


The bike uses the latest electrical and electronic technology for optimal performance. The bike has the latest Performance line CX motor from Bosch rated at 250 Watt, so that it can assist the user for a speed till 20 mph.The high efficiency of the motor ensures that it can be used for longer distances. The Kiox controller from Bosch, has a color display with ride info. The controller connects wirelessly to Bluetooth devices. It also has a built-in antitheft prevention solution. The bike has a battery rated at 625 W, which is enclosed in the bike frame. The removable integrated bike system (RIB) from trek ensures that the battery is secure, and can be removed whenever required without any tools. The bike uses the eMTB mode to adjust the assistance to the level required



  • Front wheel: Bontrager Line Carbon 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle
  • Rear wheel: Bontrager Line Carbon 30, Tubeless Ready, 54T Rapid Drive, 6-bolt, SRAM XD driver, Boost148, 12mm thru axle Tire: Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewall, aramid bead, 60 tpi, 29×2.60” Tire part:
  • Size (S, M, L, XL): Bontrager TLR valve, 50mm
  • Size (S, M, L, XL): Bontrager TLR sealant
  • Max tire size: 29×2.60″

Other features

  • Bike has a carbon frame and other components so that the bike is light and durable
  • Rockshox front suspension fork, shock absorber and damper used to make the ride comfortable
  • SRAM Eagle drive train is wirelessly controlled
  • Bosch motor and color Kiox controller provide rider assistance and ride information
  • Bontrager wheels and tubeless tires for greater reliability

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Specification: Rail 9.9 Electric Mountain Bike

brand Trek Bikes
Frame OCLV Mountain Carbon main frame, Removable Integrated Battery (RIB), tapered head tube, Knock Block, Control Freak internal routing, magnesium rocker link, Motor Armor, Mino Link, ABP, Boost148, 12mm thru axle, 150mm travel
Forks RockShox Lyrik Ultimate, DebonAir spring, Charger 2.1 RC2 damper, e-MTB optimized, tapered steerer, 42mm offset, Boost110, 15mm Maxle Stealth, 160mm travel
Shock RockShox Deluxe RT3, DebonAir spring, RE:aktiv w/Thru Shaft damper, 230x57.5mm
Max compatible fork travel 170mm
Front wheel Bontrager Line Carbon 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle
Rear wheel Bontrager Line Carbon 30, Tubeless Ready, 54T Rapid Drive, 6-bolt, SRAM XD driver, Boost148, 12mm thru axle
Tires Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewall, aramid bead, 60 tpi, 29x2.60''
Tire part Size: S, M, L, XL Bontrager TLR valve, 50mm
Shifters SRAM Eagle AXS, wireless, 12-speed
Rear derailleur SRAM X01 Eagle AXS
Crank arm E*thirteen E*spec Race carbon, 15T, 165mm length
Cassette SRAM XG-1295 Eagle, 10-50, 12 speed
Chain Size: S, M, L, XL SRAM XX1 Eagle, Size: S, M, L, XL SRAM XX1 Eagle, 12 speed
Pedal VP-536 nylon platform
Max chainring size 34T
Saddle Bontrager Arvada, austenite rails, 138mm width
Seatpost Size: L, XL RockShox Reverb AXS, 170mm travel, wireless, 31.6mm, 480mm length, Size: M RockShox Reverb AXS, 150mm travel, wireless, 31.6mm, 440mm length, Size: S RockShox Reverb AXS, 100mm travel, wireless, 31.6mm, 340mm length
Handlebar Bontrager Line Pro, OCLV Carbon, 35mm, 27.5mm rise, 780mm width
Brake Type Shimano XT M8120 4-piston hydraulic disc
Brake rotors Shimano RT86, 203mm, 6-bolt
Battery Bosch PowerTube 625
Charger Bosch standard 4A (100-240V) charger
Controller Bosch Kiox with Anti-theft solution
Motor Bosch Performance CX, magnesium motor body, 250 watt, 75 Nm, 20mph or 32km/h max assist
Weight M - 21.33 kg / 47.03 lbs (with TLR sealant, no tubes)
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

Videos: Rail 9.9 Electric Mountain Bike

Photos: Rail 9.9 Electric Mountain Bike

Price History

Price History for Rail 9.9


Current Price $11,999.99June 5, 2020
Highest Price$11,999.99May 22, 2020
Lowest Price$11,999.99May 22, 2020
Since May 22, 2020

Last price changes

$11,999.99May 22, 2020

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