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The Trek Session 8 GX is a downhill mountain bike designed for riders who thrive on steep, technical descents and want a bike that can handle the roughest trails with control and speed.
The Trek Session 8 GX is a downhill mountain bike designed for riders who thrive on steep, technical descents and want a bike that can handle the roughest trails with control and speed.
Trek

TREK Session 8 GX Full Suspension Downhill Mountain Bike in Satin Trek Black

£5,600.00
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Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
Earn Rewards
When you purchase this item, you will earn of rewards points to spend on your next purchase from us. You can spend your Rewards balance in-store & online.

Online Returns Policy

If you are not happy with any items purchased via our website, under Consumer Contracts Regulations you have the right to return any unused products for a refund or exchange within 30 days.

When the customer sends an item back to the company (or, when the company arranges for collecting from the customer), the company will process the returned item then notify the customer via email of the refund. The refund will be issued within 3 - 5 working days of the product being received by us, it may then take an additional 3 - 5 working days for the refund to be paid into the customers account.

For items returned within the cooling off period...

  • By law, customers have the right to withdraw from the purchase of an item within 14 working days of the date on which the item is delivered.
  • Where you are withdrawing from your purchase within the cooling-off period, and there has been no error on our part, we will refund the cost of the item.
  • The company will not refund the cost of delivery or other services provided to the customer in connection with the purchase.
  • The cost of delivery back to the company is the responsibility of the customer.
  • Where we collect an item from you, we reserve the right to recover the costs of collection from you.
TERMS AND CONDITIONS
  • Returned goods should be unused, in a saleable condition and in their original packaging with all labels still attached. Team Cycles is entitled to refuse the return or deduct from a refund as a result of the product not being in the above condition.
  • We are only able to exchange like for like products. If you require a different item, you will need to opt for a refund and place a new order. All returns must have a completed returns form.
  • We will refund you to your original payment method.
  • We make no charge for returns, there is no restocking fee.
  • Customised items cannot be returned. *
  • Please do not send your purchase back to the manufacturer unless you have been advised to.
  • Team Cycles customers have 30 days from date of delivery to return their orders.
  • Once we have received the returned goods we will refund you, by the method you used to pay for your order. This may take 5-7 working days to appear as cleared funds.

*Faulty customised goods (or goods that have been altered in any way) will need to be returned for inspection as customisation may void your warranty and therefore faults may not be covered.

WARRANTY

All products ordered from Team Cycles come with a full warranty which covers manufacturing faults and defects in workmanship. If you feel that your purchase has developed a fault, please contact our store for an assessment. To do this you will need proof of purchase.

If taking your product in store is not an option then please email our team on [email protected]. Please include photographs of your product (please keep below 20mb), your web order number (or copy of receipt) so we can immediately start to assess the issue.

PLEASE NOTE:

In some cases, the manufacturer/supplier may require to see the item(s) before repair or replacement can take place. If this is the case, we will inform you and arrange how to do this. All used items being returned to us must be cleaned for hygiene purposes.

On receipt of your goods we will carry out a full inspection and contact you within three working days of receipt.

Finance

Team Cycles (North East) Limited acts as a broker and not the lender and offers finance from Secure Trust Bank PLC T/A V12 Retail Finance. Team Cycles (North East) Limited is authorised and regulated by the Financial Conduct Authority, Registration Number 623982. Not all products offered by Secure Trust Bank T/A V12 Retail Finance are regulated by the FCA. Subject to age, status and affordability, minimum spend applies.

TREK Session 8 GX Full Suspension Downhill Mountain Bike in Satin Trek Black

Season:2025

Brand:Trek

Code:37056BLK

The Trek Session 8 GX is a downhill mountain bike designed for riders who thrive on steep, technical descents and want a bike that can handle the roughest trails with control and speed. With a sturdy alloy frame and advanced suspension, this bike is perfect for downhill parks and aggressive riding.

Key Features:

  • Frame: Tough alloy frame with 200 mm of rear travel and a high-pivot suspension design for increased stability and control.
  • Rear Suspension: Marzocchi Bomber shock with 200 mm of travel for smooth handling on rough terrain.
  • Front Suspension: RockShox Boxxer Select fork with 200 mm travel and Charger RC damper for plush, responsive performance.
  • Brakes: SRAM Code R 4-piston hydraulic disc brakes for powerful stopping in all conditions.
  • Drivetrain: SRAM GX 7-speed drivetrain with downhill-specific gearing for steep and technical sections.
  • High Pivot Design: Increases traction and speed, while reducing pedal kickback for better control.

The Trek Session 8 GX is a downhill powerhouse designed to dominate technical descents. With a durable frame, high-pivot suspension, and powerful brakes, it's built to handle the most demanding trails. Whether you're ripping through a downhill park or racing against the clock, this bike offers the stability, speed, and control you need for top performance.

Shimano clipless pedals
DON'T FORGET YOUR PEDALS! Take your trail game up a notch with high-performance MTB pedals—built for grip, control, and confidence on every ride SHOP PEDALS
Technical Information

*Please note – spec applies to all sizes unless listed separately

Frameset
FrameAlpha 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
ForkRockShox Boxxer, DebonAir+ spring, Rush RC damper, 52 mm offset, BoostDH 110x20 Maxle Stealth, 200 mm travel
*ShockSize:R1
Marzocchi Bomber, 181 kg/400lb spring, 250mm x 72.5mm
Size:R2
Marzocchi Bomber, 204 kg/450lb spring, 250mm x 72.5mm
Size:R3
Marzocchi Bomber, 227 kg/500 lb spring, 250mm x 72.5mm
Max compatible fork travel200mm
Drivetrain
ShifterSRAM GX DH, 7-speed
Rear derailleurSRAM GX DH, medium cage
CrankTruvativ Descendant DH, DUB 83, 34-T steel ring, 165 mm length
Bottom bracketSRAM DUB, 83 mm, BSA threaded
CassetteSRAM PG-720, 11-25, 7-speed
ChainSRAM PC-1110, 11-speed
PedalWellgo BO-87B, alloy body, Cro-Mo axle, replaceable pins
Max. chainring size1x: 36T
Components
SaddleBontrager Arvada, hollow chromoly rails, 138 mm width
SeatpostBontrager Rhythm Elite, 31.6 mm, 0 mm offset, 330 mm length
HandlebarBontrager Line, alloy, 35 mm, 27.5 mm rise, 780 mm width
GripsBontrager XR Trail Elite, nylon lock-on
StemBontrager Line Pro, 35 mm, Direct Mount, 50 mm length
Head setFSA Orbit, sealed cartridge bearing, 1-1/8" top, 1.5" bottom (includes geometry-adjust angled cups)
BrakeSRAM CODE Bronze 4-piston hydraulic disc
*Brake rotorSize:R1, R2, R3
SRAM CentreLine, 6-bolt, round-edge, 220 mm
Size:R1, R2, R3
SRAM CentreLine, 6-bolt, round-edge, 200 mm
Rotor sizeMax brake rotor sizes - Frame: 220mm, Fork: see fork manufacturer
Weight
WeightR2 - 17.92 kg / 39.51 lbs
Weight limitThis bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).
Sizing Information
size-table
SizeRider HeightInseam
R1

161 - 175 cm

5'3" - 5'9"

76 - 82 cm

30" - 32"

R2

174 - 188 cm

5'9" - 6'2"

82 - 88 cm

32" - 35"

R3

186 - 196 cm

6'1" - 6'5"

87 - 92 cm

34" - 36"

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