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Electric Full Suspension MTB
Trek Rail 9.7 Gen 4
$6,999.99
SKU5278504
Rail 9.7 is a long-travel carbon electric mountain bike that gets you to the fun stuff faster. It's decked out with an upgraded frame that offers more reach for serious stability on the trail, and a Bosch smart system drive unit with a beefy 750Wh battery that makes the climbs go by fast, and the laps feel endless.
OVERVIEW
It's right for you if...
You’re looking for a super capable long-travel e-MTB that’s built to conquer techy runs and big drops. You want the light weight and responsive ride of an OCLV Mountain Carbon frame with a high-powered motor to get to more descents faster.
The tech you get
An OCLV Mountain Carbon frame with a 750Wh Removable Integrated Battery, a 160mm RockShox Domain fork, 150mm RockShox Deluxe Select+ rear shock, and Bosch's latest smart system Performance Line CX capable of speeds up to 25KM/H, with a Bluetooth® LED remote for connectivity and activity tracking through the eBike Flow app. A 1x12 Shimano SLX/XT drivetrain, Bontrager Line dropper post, 4-piston brakes for confident descents, and tuneless ready Bontrager Line Comp 30 29er wheels.
The final word
Rail 9.7 hits the sweet spot of carbon performance and amazing value. It’s spec'd with quality trail-specific parts and a powerful Bosch drive system so you can send it through the rough stuff and motor right back up for another run.
SPECS
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E-system is certified by an accredited testing laboratory as compliant with UL 2849.
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*Please note - spec applies to all sizes unless listed separately
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| Frameset | |
| 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, 34.9mm seat tube, magnesium rocker link, Motor Armor, Mino Link, ABP, Boost148, 12mm thru axle, 150mm travel
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| Fork |
RockShox Domain RC, DebonAir, Motion Control damper, lockout, 1.8'' oversized tapered steerer, 44mm offset, oversized crown for eMTB, Boost110, 15mm Maxle Stealth, 160mm travel
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| Shock |
RockShox Deluxe Select+ RT, 230mm x 57.5mm
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| Max compatible fork travel |
170mm (580mm axle-to-crown)
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| Wheels | |
| Wheel front |
Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29''
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| Wheel rear |
Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 29''
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| Skewer rear |
Bontrager Switch thru axle, removable lever
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| Tire |
Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50''
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| Tire part |
Bontrager TLR sealant, 6oz
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| Rim strip | Bontrager TLR |
| Max tire size |
Frame: 29x2.60", Fork: See manufacturer
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| E-system | |
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*Battery
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Size: S
Bosch PowerTube 625Wh, smart system |
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Size: M, L, XL
Bosch PowerTube 750Wh, smart system |
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*Charger
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Size: S, M, L, XL
Bosch standard 2A, 110V, smart system |
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Size: S, M, L, XL
Bosch standard 4A, 110V, smart system |
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| Controller |
Bosch System Controller BRC3100, smart system
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| Computer |
Bosch LED remote, smart system
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| Motor |
Bosch Performance Line CX, smart system, magnesium motor body, 85 Nm
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| Drivetrain | |
| Shifter |
Shimano SLX M7100, 12 speed
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| Rear derailleur |
Shimano XT M8100, long cage
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| Crank |
E*thirteen E*spec Plus, 165mm length
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| Crank arm |
E*thirteen E*spec Plus, 160mm length
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| Chainring |
E*thirteen E*spec, 34T alloy, 55mm chainline
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| Cassette |
Shimano SLX M7100, 10-51T, 12 speed
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| Chain |
Shimano SLX M7100, 12 speed
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| Pedal |
VP-536 nylon platform
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| Max chainring size | 1x: 34T |
| Components | |
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*Saddle
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Size: S, M, L, XL
Bontrager Arvada, hollow chromoly rails, 138mm width |
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Size: S, M, L, XL
Bontrager Arvada, steel rails, 138mm width |
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Size: S, M, L, XL
Bontrager Verse P3, chromoly rails |
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*Seatpost
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Size: S
TranzX JD-YSP39, 100mm travel, internal routing, 34.9mm |
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Size: S
Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 310mm length |
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Size: M
TranzX JD-YSP39, 150mm travel, internal routing, 34.9mm |
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Size: M
Bontrager Line Dropper, 150mm travel, MaxFlow, internal routing, 34.9mm, 410mm length |
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Size: L, XL
TranzX JD-YSP39, 170mm travel, internal routing, 34.9mm |
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Size: L, XL
Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length |
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| Handlebar |
Bontrager Comp, alloy, 31.8mm, 15mm rise, 780mm width
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| Grips |
Bontrager XR Trail Comp, nylon lock-on
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| Stem |
Bontrager Rhythm Comp, 31.8mm, 0 degree, 50mm length
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| Headset |
Knock Block Integrated, cartridge bearing, 1-1/8'' top, 1.8'' bottom
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| Brake |
Shimano 4-piston hydraulic disc, M6100 lever, M6120 caliper
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*Brake rotor
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Size: S, M, L, XL
Shimano RT76, 6-bolt, 203mm |
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Size: S, M, L, XL
Shimano RT86, 6-bolt, 203mm |
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| Rotor size |
Max brake rotor sizes - Frame: 200mm, Fork: see fork manufacturer
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| Weight | |
| Weight |
M - 24.10 kg / 53.14 lbs (with TLR sealant, no tubes)
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| Weight limit |
This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).
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We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Prices shown are manufacturer's suggested retail prices.
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Bike and frame weights are based off pre-production painted frames at time of publication. Weights may vary in final production.
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SIZING GUIDE AND GEOMETRY
| Size | Rider Height | Inseam |
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| S |
155 - 165 cm 5'1" - 5'5" |
74 - 78 cm 29" - 31" |
| M |
165 - 176 cm 5'5" - 5'9" |
79 - 83 cm 31" - 33" |
| L |
177 - 188 cm 5'10" - 6'2" |
84 - 89 cm 33" - 35" |
| XL |
188 - 195 cm 6'2" - 6'5" |
89 - 91 cm 35" - 36" |
All measurements provided in cm unless otherwise noted.
| Frame size number | 15.5" | 15.5" | 17.5" | 17.5" | 19.5" | 19.5" | 21.5" | 21.5" |
| Frame size letter | S | S | M | M | L | L | XL | XL |
| Geometry position | High | Low | High | Low | High | Low | High | Low |
| Wheel size | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
| A — Seat tube | 41 | 41 | 42 | 42 | 45 | 45 | 50 | 50 |
| B — Seat tube angle | 71.2° | 70.8° | 71.2° | 70.8° | 71.2° | 70.8° | 71.2° | 70.8° |
| Effective seat tube angle | 77.1° | 76.7° | 77.1° | 76.7° | 77.1° | 76.7° | 77.1° | 76.7° |
| C — Head tube length | 10.5 | 10.5 | 11 | 11 | 12.5 | 12.5 | 14 | 14 |
| D — Head angle | 64.6° | 64.2° | 64.6° | 64.2° | 64.6° | 64.2° | 64.6° | 64.2° |
| E — Effective top tube | 57.9 | 58 | 60 | 60.1 | 63.8 | 63.9 | 67.1 | 67.3 |
| F — Bottom bracket height | 34.6 | 34.1 | 34.6 | 34.1 | 34.6 | 34.1 | 34.6 | 34.1 |
| G — Bottom bracket drop | 2.7 | 3.3 | 2.7 | 3.3 | 2.7 | 3.3 | 2.7 | 3.3 |
| H — Chainstay length | 44.7 | 44.8 | 44.7 | 44.8 | 44.7 | 44.8 | 44.7 | 44.8 |
| I — Offset | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 |
| J — Trail | 13 | 13.3 | 13 | 13.3 | 13 | 13.3 | 13 | 13.3 |
| K — Wheelbase | 121.3 | 121.4 | 123.6 | 123.6 | 127.7 | 127.8 | 131.3 | 131.4 |
| L — Standover | 76.1 | 75.6 | 77.3 | 76.8 | 77 | 76.5 | 76.8 | 76.3 |
| M — Frame reach | 43.6 | 43.2 | 45.6 | 45.2 | 49.1 | 48.7 | 52.1 | 51.7 |
| N — Frame stack | 62.5 | 62.8 | 62.9 | 63.3 | 64.3 | 64.6 | 65.6 | 66 |