Trek Session 8 27.5 2019
2019 Mountain
Estimate price |
4,729$
Weight | 17.01 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" -
Travel Front 200mm -
Travel Rear 210mm -
Fork RockShox BoXXer
-
Groupset GX, Truvativ Descendant -
Suspension Full -
Drivetrain 1 × 7 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Platinum Aluminum, ABP, Full Floater, EVO Link, tapered head tube, Mino Link, integrated frame protection, internal control routing, MicroTruss, down tube guard, ISCG Mount, 210mm travel
Suspension Fork
RockShox BoXXer RC Air, low speed compression, internal preload, Motion Control IS, 20mm Maxle DH, 200mm travel
Rear Shock
FOX Performance VAN, 8.75" x 2.75?, Coil: 400lbs (S), 450lbs (M), 500lbs (L), 500lbs (XL) spring)
Drivetrain
Rear Derailleur
SRAM GX DH, Roller Bearing Clutch
Front Derailleur
N/A
Shift Levers
SRAM GX DH, 7 speed
Cassette
SRAM PG-720, 11-25, 7 speed
Crank
Truvativ Descendant, 36T w/MRP G4 chainguide
Bottom Bracket
SRAM GXP TM, 83mm
Chain
SRAM PC-1110
Chain Guide
MRP G4
Pedals
Wellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins
Wheels
Front Hub
Bontrager Rapid Drive 108, rear with 7-speed DH freehub
Rear Hub
Bontrager Rapid Drive 108, rear with 7-speed DH freehub
Rims
Bontrager Line DH 30, Tubeless Ready, Boost 110x20 front, 157x12 rear w/7 speed DH freehub
Spokes
DT Swiss Aerolite14/17G spokes with Alpina alloy locking nipples
Tires
Bontrager G4 Team Issue, 27.5x2.35?
Brakes
Brakes
SRAM Guide R hydraulic disc
Brake Levers
SRAM Guide R
Cockpit
Stem
Bontrager Line Pro Direct Mount, 35mm clamp, 50mm length
Handlebar
Bontrager Line, 35mm, 27.5mm rise, 780 width
Grips
Bontrager XR Trail Elite, alloy lock-on
Headset
FSA Orbit, sealed cartridge bearing, 1-1/8? top, 1.5? bottom
Seat
Saddle
Bontrager Arvada, hollow chromoly rails
Seatpost
Bontrager Rhythm Elite, 31.6mm, 0mm offset
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM High | SM Low | MD High | MD Low | LG High | LG Low | XL High | XL Low |
|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.56 mm | 1.6 mm | 1.49 mm | 1.52 mm | 1.4 mm | 1.43 mm | 1.33 mm | 1.36 mm |
| Bottom Bracket Height | 364 mm | 356 mm | 364 mm | 356 mm | 364 mm | 356 mm | 364 mm | 356 mm |
| Front Center | 742 mm | 738 mm | 762 mm | 758 mm | 786 mm | 782 mm | 810 mm | 806 mm |
| Rake | 59 mm | 49 mm | 60 mm | 49 mm | 60 mm | 49 mm | 60 mm | 49 mm |
| Trail | 114 mm | 118 mm | 114 mm | 118 mm | 114 mm | 118 mm | 114 mm | 118 mm |
| Stack | 595 mm | 599 mm | 595 mm | 599 mm | 595 mm | 599 mm | 595 mm | 599 mm |
| Reach | 381 mm | 374 mm | 400 mm | 394 mm | 424 mm | 418 mm | 448 mm | 442 mm |
| Top Tube Length | 562 mm | 566 mm | 582 mm | 586 mm | 606 mm | 610 mm | 630 mm | 634 mm |
| Seat Tube Angle | 57.6 ° | 57 ° | 57.6 ° | 57 ° | 57.6 ° | 57 ° | 57.6 ° | 57 ° |
| Seat Tube Length | 426 mm | 426 mm | 426 mm | 426 mm | 456 mm | 456 mm | 456 mm | 456 mm |
| Head Tube Angle | 64.2 ° | 63.6 ° | 64.2 ° | 63.6 ° | 64.2 ° | 63.6 ° | 64.2 ° | 63.6 ° |
| Head Tube Length | 115 mm | 115 mm | 115 mm | 115 mm | 115 mm | 115 mm | 115 mm | 115 mm |
| Chainstay Length | 435 mm | 437 mm | 435 mm | 437 mm | 435 mm | 437 mm | 435 mm | 437 mm |
| Wheelbase | 1177 mm | 1175 mm | 1197 mm | 1195 mm | 1221 mm | 1219 mm | 1245 mm | 1243 mm |
| Bottom Bracket Drop | 9 mm | -1 mm | 9 mm | -1 mm | 9 mm | -1 mm | 9 mm | -1 mm |
| Standover Height | 802 mm | 796 mm | 785 mm | 782 mm | 782 mm | 776 mm | 767 mm | 759 mm |
| Wheels | 27" | 27" | 27" | 27" | 27" | 27" | 27" | 27" |
About this model
Session 8 27.5 completes the Trek Session model. Trek released 88 bikes variations of this model so far. Take a sneak peek at all Trek Session bikes models from 2019, by clicking here.
Model range prices
Trek Session 8 27.5 2019 is the most affordable bike of this model and has a price of 4729$. On the other hand, Trek Session 9.9 29 2019, is the most expensive and costs 8399$.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Downhill bikes average price
Our math shows that the average cost of a dependable Downhill bike is 3391$. However, even if your budget is less than the average, you might still be able to get a top-quality Downhill bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
Furthermore, this bike was made available in 2019 for 4729$. Doing a quick comparison, we notice that Session 8 27.5 price is 39.46% more expensive than the average cost of a Downhill bike.
Average weight for Downhill bikes
If we make a quick analysis of the average weight of a Downhill bike, we get 15.89 kg (35.03 lbs). A lighter bike will give you some extra advantage when climbing. A heavier bike will have more speed for descents.
With a weight of 17.01 kg (37.5 lbs), Trek bike is a bit heavier than average. In other words, this model is 7.05% heavier than the average Downhill bike.
Internal Cable Routing
It’s also important to mention the internal cable routing that this bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
Session 8 27.5 components
Fork
The Session 8 27.5 comes factory-installed with the RockShox BoXXer fork. This has a travel range of 200mm. Bike forks are good shock absorbers and provide a smooth ride and a great experience. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
The Session 8 27.5 has a rear shock with a travel of 210mm. The model FOX Performance VAN is the one installed in this bike. Rear shocks offer better comfort, better traction, and better cornering. This allows for quicker riding on rough roads and trails. To sum up, always consider getting a bike that has a rear shock as well.
Wheels size
When leaving the production line, the Session 8 27.5 model has 27.5″ aluminum wheels. These wheels will provide you with more control over the bike. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Trek Session 8 27.5 has Hydraulic Disc brakes installed. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, your safety is in good hands.