The Rail 9.9 is our best long-travel electric mountain bike
You get an extra-beefy carbon frame, unbelievably smooth RockShox suspension, super-precise Shimano XTR drivetrain and a powerful Bosch Performance Line CX motor with an extra-long range battery and the new smart system LED remote and Kiox display that pair with the eBike Flow app to give you activity tracking, navigation and Bluetooth connectivity.
It's right for you if...
You want to spare no expense on your e-MTB experience. You want the most adjustability, smoothest performance, longest range and most high-tech electric assist you can get. You love customisation and want all the cool features of the Bosch smart system.
The tech you get
An upgraded OCLV Mountain Carbon frame with longer reach and oversized head tube and seat tube for maximum strength. An extra-long-range 750 Wh battery, ultra-adjustable RockShox ZEB Ultimate fork, RockShox Super Deluxe Ultimate Thru Shaft shock and ultra-responsive Shimano XTR 1x12 drivetrain. You get Bosch's new smart system Performance Line CX with a new Bluetooth® LED remote for easy connectivity and all-in-one navigation and activity tracking through the eBike Flow app, plus TyreWiz and AirWiz pressure monitoring.
Why you'll love it
The final word
The Rail 9.9 is all about top-shelf tech. RockShox's best enduro fork, Bosch's biggest battery, the super-refined shifting of XTR, an updated frame, TyreWiz and AirWiz pressure monitoring, plus Bosch's latest tech with smart system.
****NOTE: This bike is available for purchase online, but must be picked up from an approved store.frame | NEW OCLV Mountain Carbon main frame, 1.8" lower head tube, Removable Integrated Battery (RIB), Knock Block 2.0, guided internal routing, 34.9 mm seat tube, magnesium rocker link, Motor Armour, Mino Link, ABP, Boost148, 12 mm thru axle, 150 mm travel |
fork | RockShox ZEB Ultimate, AirWiz, DebonAir spring, Charger 2.1 RC2 damper, e-MTB optimised crown, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 160 mm travel |
shock | RockShox Super Deluxe Thru Shaft, AirWiz, 230x57.5 mm |
max compatible fork travel | 170mm (580mm axle-to-crown) |
wheel front | Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless-Ready, 6-bolt, Boost110, 15 mm thru axle |
wheel rear | Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost 148, 12 mm thru axle |
skewer rear | Bontrager Switch thru-axle, removable lever |
tyre | Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50" |
tubeless | Bontrager TLR sealant, 180 ml/6 oz, Quarq TyreWiz tire pressure monitors |
rim strip | Bontrager TLR |
max tyre size | Frame 29x2.60" Fork See manufacturer |
shifter | Shimano XTR M9100, 12-speed |
rear derailleur | Shimano XTR M9100, Shadow Plus, long cage, 51-T max cog |
crank arm | E*thirteen E*spec Race carbon, 34T, 165 mm length |
cassette | Shimano XTR M9101, 10-51, 12-speed |
chain | Shimano Dura-Ace/XTR M9100, 12-speed |
pedal | VP-536 nylon platform |
max. chainring size | 34T |
saddle | Bontrager Arvada, austenite rails, 138 mm width |
seatpost | Bontrager Line Elite Dropper, 150 mm (M) / 170 mm (L) / 200 mm (XL), MaxFlow, internal routing, 34.9 mm |
handlebar | Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 780 mm width |
grips | Bontrager XR Trail Elite, nylon lock-on |
stem | Bontrager Line Pro, 35 mm, Knock Block, Blendr-compatible, 0-degree, 45 mm length |
head set | Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom |
brake | Shimano XTR M9120 4-piston hydraulic disc |
brake rotor | Shimano RT86, 203 mm, 6-bolt |
battery | Bosch PowerTube 750 |
charger | Bosch standard 4 A (230 V) BES3 charger |
controller | Bosch Kiox 300 |
motor | Bosch Performance Line CX |
weight | M - 50.20 lbs / 22.77 kg (with TLR sealant, no tubes) |
weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |
Frame Material | Carbon |
Fork Material | Suspension |
groupset brand | Shimano |
groupset model | XTR |
Fork Brand | Rockshox |
Motor Brand | Bosch |
Max Assisted Speed | 32km/h |
Battery Brand | Bosch |
Pedals Included | No |
Bike Category | Enduro |
FRAME | NEW OCLV Mountain Carbon main frame, 1.8" lower head tube, Removable Integrated Battery (RIB), Knock Block 2.0, guided internal routing, 34.9 mm seat tube, magnesium rocker link, Motor Armour, Mino Link, ABP, Boost148, 12 mm thru axle, 150 mm travel |
Fork | RockShox ZEB Ultimate, AirWiz, DebonAir spring, Charger 2.1 RC2 damper, e-MTB optimised crown, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 160 mm travel |
Shock | RockShox Super Deluxe Thru Shaft, AirWiz, 230x57.5 mm |
Max compatible fork travel | 170mm (580mm axle-to-crown) |
Wheel Front | Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless-Ready, 6-bolt, Boost110, 15 mm thru axle |
Wheel Rear | Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost 148, 12 mm thru axle |
Skewer rear | Bontrager Switch thru-axle, removable lever |
Tyre | Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50" |
Tubeless | Bontrager TLR sealant, 180 ml/6 oz, Quarq TyreWiz tire pressure monitors |
Rim strip | Bontrager TLR |
MAX TYRE SIZE | Frame 29x2.60" Fork See manufacturer |
Shifter | Shimano XTR M9100, 12-speed |
Rear Derailleur | Shimano XTR M9100, Shadow Plus, long cage, 51-T max cog |
Crank Arm | E*thirteen E*spec Race carbon, 34T, 165 mm length |
Cassette | Shimano XTR M9101, 10-51, 12-speed |
Chain | Shimano Dura-Ace/XTR M9100, 12-speed |
PEDAL | VP-536 nylon platform |
Max. chainring size | 34T |
Saddle | Bontrager Arvada, austenite rails, 138 mm width |
Seatpost | Bontrager Line Elite Dropper, 150 mm (M) / 170 mm (L) / 200 mm (XL), MaxFlow, internal routing, 34.9 mm |
Handlebar | Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 780 mm width |
GRIPS | Bontrager XR Trail Elite, nylon lock-on |
Stem | Bontrager Line Pro, 35 mm, Knock Block, Blendr-compatible, 0-degree, 45 mm length |
Head Set | Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom |
BRAKE | Shimano XTR M9120 4-piston hydraulic disc |
BRAKE ROTOR | Shimano RT86, 203 mm, 6-bolt |
Battery | Bosch PowerTube 750 |
Charger | Bosch standard 4 A (230 V) BES3 charger |
CONTROLLER | Bosch Kiox 300 |
Motor | Bosch Performance Line CX |
Weight | M - 50.20 lbs / 22.77 kg (with TLR sealant, no tubes) |
Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb). |
* All specifications listed are subject to change without notice. Please note that our specifications may be impacted by manufacturer component substitution changes caused by high global demand for bikes and resulting supply chain issues in the bike industry. We recommend confirming the specifications with your local Evo Cycles showroom if you have any questions.
Bike Weight: Many brands strive to list the lowest possible weight, but in reality weight can vary based on frame size, finish, hardware and accessories. The most accurate way to determine any bike's weight is to have your local showroom weigh it for you.