Trek Rail 9.9 XTR Gen 4
Trek Rail 9.9 XTR Gen 4
Trek Rail 9.9 XTR Gen 4

Trek Rail 9.9 XTR Gen 4

5279479

Regular price £10,475.00 Sale price £7,395.00 Save 29%
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Only 3 available!

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 smart system, plus the new Mini Remote and System Controller display that sits flush with the top tube and pairs 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 smart system Performance Line CX with a new Mini Remote and Bluetooth® System Controller display that’s integrated into the top tube.

 

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 and AirWiz pressure monitoring, plus Bosch’s latest tech with smart system.

Frame OCLV Mountain Carbon main frame, 1.8'' lower head tube, Bosch System Controller-compatible, 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 3 RC2 damper, 1.8" oversized tapered steerer, eMTB optimised crown, 44 mm offset, Boost110, 15 mm Maxle Stealth, 160 mm travel
Shock RockShox Super Deluxe Ultimate RT, 230 mm x 57.5 mm
Max compatible fork travel 170 mm (580 mm axle-to-crown)
Wheels
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 Size: S, M, L, XL
Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50"
Size: S, M, L, XL
Bontrager SE6 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50"
*Tyre part Size: S, M, L, XL
Bontrager TLR sealant, 180 ml/6 oz
Size: S, M, L, XL
Quarq TyreWiz tyre pressure monitors
Max tyre size Frame: 29x2.60" Fork: See manufacturer
Drivetrain
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
Chainring E*thirteen, 34T, alloy
Cassette Shimano XTR M9101, 10-51, 12-speed
Chain Shimano Dura-Ace/XTR M9100, 12 speed
Pedal Wellgo VPE-536
Max. chainring size 34T
Components
Saddle Bontrager Arvada, austenite rails, 138 mm width
*Seatpost Size: S
Bontrager Line Elite Dropper, 100 mm travel, MaxFlow, internal routing, 34.9 mm, 345 mm length
Size: M
Bontrager Line Elite Dropper, 150 mm travel, MaxFlow, internal routing, 34.9 mm, 440 mm length
Size: L
Bontrager Line Elite Dropper, 170 mm travel, MaxFlow, internal routing, 34.9 mm, 485 mm length
Size: XL
Bontrager Line Elite Dropper, 200 mm travel, MaxFlow, internal routing, 34.9 mm, 550 mm length
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
Brake Shimano XTR M9120 4-piston hydraulic disc
Brake rotor Shimano RT86, 6-bolt, 203 mm
Rotor size Max brake rotor sizes: Front see fork manufacturer, rear 200 mm
Accessories
*Battery Size: S
Bosch PowerTube 625Wh, smart system
Size: M, L, XL
Bosch PowerTube 750Wh, smart system
Charger Bosch standard 4A, 230V, smart system
*Controller Size: S, M, L, XL
Bosch System Controller BRC3100, smart system
Size: S, M, L, XL
Bosch Mini Remote BRC3300, smart system, 22.2 mm
Motor Bosch Performance Line CX, smart system, magnesium motor body, 85 Nm
Weight
Weight M - 22.95 kg / 50.6 lbs
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lbs).