Trek Slash 8 Gen 6 2026
2026 Mountain
Estimate price |
4,652$
Weight | 16.68 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Travel Front 170mm -
Travel Rear 170mm -
Fork Fox Rhythm Float 36
-
Groupset XT, Deore -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Shimano Deore Hydraulic Disc
Sizing
Recommended size guide.
15.5"
155cm - 166cm
17.5"
164cm - 176cm
18.5"
173cm - 180cm
19.5"
177cm - 189cm
21.5"
187cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Platinum Aluminum, high main pivot, idler pulley, internal storage, angle-adjust headset, adjustable leverage rate, integrated frame protection, internal routing, alloy rocker link, ISCG 05, Active Braking Pivot, UDH, 148x12mm thru axle, 170mm travel
Suspension Fork
Fox Rhythm 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt-X axle, 170mm travel
Rear Shock
Fox Performance Float X, 2-position damper, 230mm x 65mm
Drivetrain
Rear Derailleur
Shimano XT M8100, long cage
Shift Levers
Shimano XT M8100, 12 speed
Cassette
Shimano XT M8100, 10-51, 12 speed
Crank
Shimano Deore M6120, 30T ring, 55mm chainline, 165mm length
Bottom Bracket
Shimano BB-MT501 BSA
Chain
Shimano SLX M7100, 12 speed
Wheels
Rims
Front: Size: S, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 27.5"; Size: M, ML, L, XL, Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29", Rear: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 54, 6-bolt, Boost148, 12mm thru axle, 27.5"
Tires
Size: S, M, ML, L, XL, Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 27.5x2.50"; Size: M, ML, L, XL, Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50"
Brakes
Brakes
Shimano 4-piston hydraulic disc, M6100 lever, M6120 caliper
Cockpit
Stem
Bontrager Elite, 35mm, 0 degree, 35mm length
Handlebar
Bontrager Line, alloy, 35mm, 27.5mm rise, 820mm width
Grips
Bontrager XR Trail Pro, alloy lock-on
Headset
Integrated cartridge bearing, 1-1/8" top, 1.5" bottom, angle adjust cup compatible
Seat
Saddle
Bontrager Verse P3, chromoly rails
Seatpost
Size: S, Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 34.9mm, 310mm length; Size: M, ML, L, XL, Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 34.9mm, 450mm length
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 15.5" | 17.5" | 18.5" | 19.5" | 21.5" |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.367 mm | 1.391 mm | 1.35 mm | 1.314 mm | 1.285 mm |
| Bottom Bracket Height | 345 mm | 328 mm | 328 mm | 328 mm | 328 mm |
| Front Center | 766 mm | 796 mm | 820 mm | 845 mm | 874 mm |
| Rake | 43 mm | 43 mm | 42 mm | 43 mm | 38 mm |
| Trail | 132 mm | 143 mm | 143 mm | 143 mm | 143 mm |
| Stack | 588 mm | 623 mm | 632 mm | 641 mm | 659 mm |
| Reach | 430 mm | 448 mm | 468 mm | 488 mm | 513 mm |
| Top Tube Length | 548 mm | 578 mm | 605 mm | 628 mm | 658 mm |
| Seat Tube Angle | 74 ° | 73.8 ° | 73.8 ° | 73.8 ° | 73.8 ° |
| Seat Tube Length | 390 mm | 400 mm | 420 mm | 435 mm | 470 mm |
| Head Tube Angle | 63.5 ° | 63.3 ° | 63.3 ° | 63.3 ° | 63.3 ° |
| Head Tube Length | 100 mm | 100 mm | 110 mm | 120 mm | 140 mm |
| Chainstay Length | 429 mm | 429 mm | 434 mm | 434 mm | 439 mm |
| Wheelbase | 1195 mm | 1224 mm | 1253 mm | 1278 mm | 1312 mm |
| Bottom Bracket Drop | 10 mm | 27 mm | 27 mm | 27 mm | 27 mm |
| Standover Height | 727 mm | 766 mm | 766 mm | 767 mm | 768 mm |
| Wheels | 27" | 27" | 27" | 27" | 27" |
| Rider Min Height | 155 cm | 164 cm | 173 cm | 177 cm | 187 cm |
| Rider Max Height | 166 cm | 176 cm | 180 cm | 189 cm | 195 cm |