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Trek

Trek Session 8 29 GX 2026 in Chameleon Green

£5,000.00
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In the unlikely event that you are not satisfied with your purchase please feel free to return your items within 90 days of the purchase date for a full exchange or refund. Any item (excluding food, underwear or e-gift vouchers) can be returned to us for any reason within 90 days, provided that the item has not been used or fitted and is returned in its original packaging with valid proof of purchase.

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Items must be returned in their original packaging and unused. Refunds will be issued once the product(s) have been received and inspected.

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Please note:
1. If the items we have sent you are faulty, damaged or not as we described, we will cover the cost of collection and the delivery of the correct item.

2. If we have delivered the correct bike but upon inspection, you decide the bike is not the one for you, we will charge you £50 for collection (£100 from Northern Ireland). If you do not have the original box in usable condition, we will charge you an additional £15 to provide one.

Refunds will be processed using the same method of payment used for the original purchase. Credit & debit card refunds must be made to the card used for the original purchase.

We are unable to offer a refund without a valid proof of purchase.

Trek Session 8 29 GX 2026 in Chameleon Green

Season:2026

Brand:Trek

Code:61330GN

The Session 8 is a downhill mountain bike with a burly alloy frame and high-pivot suspension design that keeps you nimble, planted and blazing-fast on even the most punishing runs.

It's right for you if...

You practically live at the downhill park, and want a fast, traction-packed DH bike that can handle your gnarliest runs thanks to a suspension design that keeps you in control all the way down.

The tech you get

A burly alloy frame, 200 mm rear travel with a Marzocchi Bomber shock, 200 mm RockShox Boxxer with plush DebonAir+ spring and Rush RC damper, powerful Maven Bronze 4-piston brakes and a SRAM GX DH 7-speed drivetrain.

The final word

The Session has always been the go-to DH bike. Now it's more of a ripper than ever thanks to its suspension design that delivers more traction, speed and virtually no pedal kickback.

Key Features & Benefits:

  • Trek's Patented ABP and high pivot layout:Keeps suspension active for increased traction and more control when it's needed most.
  • Hydraulic Disc Brakes:Superb Braking Power.
  • 7-Speed SRAM DH Drivetrain:DH specific drivetrain keeps things simple, so you can focus on shredding and getting rad.

Full Specification:

  • Frame:Alpha Platinum Aluminium, high main pivot, idler pulley, integrated frame protection, internal or external routing, magnesium rocker link, Mino Link, ISCG 05 2-bolt mount, Active Braking Pivot, 157x12 mm thru-axle, 200 mm travel
  • Rear Shock:Marzocchi Bomber, 400 - 500 lb spring, 250 mm x 72.5 mm
  • Fork:RockShoxBoxxer, DebonAir+ spring, Rush RC damper, 52 mm offset, BoostDH 110x20 Maxle Stealth, 200 mm travel
  • Number of Gears:7
  • Gear Shifters:SRAM GX DH, 7-speed
  • Chainset:Truvativ Descendant DH, DUB 83, 34-T steel ring, 165 mm length
  • Chainrings:34T alloy
  • Cassette:SRAM PG-720, 11-25, 7-speed
  • Chain:SRAM PC-1110, 11-speed
  • Front Derailleur:N/A
  • Rear Derailleur:SRAM GX DH, medium cage
  • Bottom Bracket:SRAM DUB, 83 mm, BSA threaded
  • Pedals:Wellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins
  • Rims:Bontrager Line DH 30, Tubeless-Ready
  • Front Hub:Bongtrager 6-bolt, 110x20 mm Boost thru axle
  • Rear Hub:Bontrager Rapid Drive 108, 6-bolt, Shimano 7 speed freehub, 157x12mm thru axle
  • Front Tyre:Bontrager G5 Team Issue, wire bead, 2-ply 60tpi, 29x2.50"
  • Rear Tyre:Bontrager G5 Team Issue, wire bead, 2-ply 60tpi, 29x2.50"
  • Brakes:SRAM Maven Bronze 4-piston hydraulic disc
  • Handlebars:Bontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width
  • Handlebar Grips:Trek Line Pro, Lock On
  • Headset:FSA Orbit, sealed cartridge bearing, 1-1/8" top, 1.5" bottom (includes geometry-adjust angled cups)
  • Stem:Bontrager Line Pro, 35 mm, Direct Mount, 50 mm length
  • Saddle:Bontrager Arvada, hollow chromoly rails, 138 mm width
  • Seatpost:Verse Short Comp, Steel Rails 15=45mm
  • Accessories:N/A
  • Weight:




Manufacturers reserve the right to change specifications without notice based on availability at the point of assembly.

Size Guide for Trek Session 9

SizeRider HeightRider HeightInseamInseam
R1161 - 175 cm5'3" - 5'9"76 - 82 cm30" - 32"
R2174 - 188 cm5'9" - 6'2"82 - 88 cm32" - 35"
R3186 - 196 cm6'1" - 6'5"87 - 92 cm34" - 36"

Geometry Information for Trek Session 9

Frame size letterR1R1R2R2R3R3
Geometry positionHighLowHighLowHighLow
Wheel size29"29"29"29"29"29"
A —Seat tube42.542.542.542.542.542.5
B —Seat tube angle61.6°61.0°61.6°61.0°61.6°61.0°
Effective seat tube angle77.1°76.5°77.1°76.5°77.1°76.5°
C —Head tube length11.711.711.711.711.711.7
D —Head angle63.6°63.0°63.6°63.0°63.6°63.0°
E —Effective top tube58.658.761.761.865.265.3
F —Bottom bracket height35.93535.93535.935
G —Bottom bracket drop1.22.11.22.11.22.1
H —Chainstay length43.543.944.144.544.845.2
I —Offset4.64.64.64.64.64.6
J —Trail13.113.613.113.613.213.6
K —Wheelbase124.3124.6127.4127.7130.9131.2
L —Standover75.574.775.975.175.774.9
M —Frame reach44.74447.246.549.949.3
N —Frame stack63.463.963.463.963.463.9



Warranty Information for Trek:

Lifetime warranty on Frame sets (frame and rigid fork), main frame and full suspension swing arms for the lifetime of the original owner, and Bontrager wheels with carbon rims.

2-year warranty on Rear suspension linkage components, including bearings, rocker link and accompanying hardware and components, Bontrager wheels with alloy rims, Paint and transfers.

For full warranty policy please visit trekbikes.com

Sizing Information
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