Trek Session Complete Bike
Every verified variant of this model carries a lifecycle status.
- Session 8 (29) GX (2022): The catalog records this variant as discontinued. No recorded successor.
- Session 9 X01 (2025): The catalog records this variant as discontinued. No recorded successor.
What the checker saysnot checked
No fit check runs on a complete bike, and we will not pretend one does. A complete bike does not fill a slot in the builder, so the checker has no counterpart to compare it against and has never produced a single sentence about one.
$4,999.99 to $7,499.99 MSRP
What the maker states
- Wheel configs
- Frame takes 29" wheels
- Travel
- Frame travel 200 mm (maker-stated)
- Shock eye
- Shock eye-to-eye 250 mm
- Shock stroke
- 72.5 mm
- Shock mount
- Standard eyelet
- Maximum fork travel
- Approved for a fork up to 203 mm of travel
The maker’s build kit
The maker’s own component list, taken from the page linked below. Nothing on this list has been fit checked as a set.
Session 8 (29) GX (2022)
11 of 22 parts on this list are verified rows here and are linked.
- Frame: Trek Session 8 (29)
- Fork: RockShox BoXXer Select D2 200 (29)
- Rear Shock: Fox Van Performance Coil (250x72.5) (not a verified row in this catalog)
- Front Wheel: Bontrager Line DH 30 front (20x110) (not a verified row in this catalog)
- Rear Wheel: Bontrager Line DH 30 rear (12x157, HG) (not a verified row in this catalog)
- Front Tire: Bontrager G5 Team Issue 29x2.5 Wire Bead
- Rear Tire: Bontrager G5 Team Issue 29x2.5 Wire Bead
- Shifter: SRAM GX DH X-Actuation Trigger (7s)
- Rear Derailleur: SRAM GX DH 1x X-Horizon (7s) (not a verified row in this catalog)
- Cassette: SRAM PG-720 DH 11-25 (not a verified row in this catalog)
- Chain: SRAM PC-XX1 Hard Chrome (DH group)
- Crankset: Truvativ Descendant DH DUB (not a verified row in this catalog)
- Bottom Bracket: SRAM DUB BSA 83
- Front Brake: SRAM Code R (not a verified row in this catalog)
- Rear Brake: SRAM Code R (not a verified row in this catalog)
- Front Rotor: SRAM CenterLine 200mm (6-bolt)
- Rear Rotor: SRAM CenterLine 180mm (6-bolt)
- Handlebar: Bontrager Line Alloy 35 820
- Stem: Bontrager Line Pro Direct Mount 50
- Grips: Bontrager XR Trail Elite Lock-On (not a verified row in this catalog)
- Seatpost (rigid): Bontrager Rhythm Elite Zero-Offset (not a verified row in this catalog)
- Saddle: Bontrager Arvada (not a verified row in this catalog)
Session 9 X01 (2025)
14 of 22 parts on this list are verified rows here and are linked.
- Frame: Trek Session 8 (29)
- Fork: RockShox BoXXer Ultimate 200 (29)
- Rear Shock: RockShox Vivid Ultimate (250x72.5 air)
- Front Wheel: Bontrager Line DH 30 front (20x110) (not a verified row in this catalog)
- Rear Wheel: Bontrager Line DH 30 rear (12x157, HG) (not a verified row in this catalog)
- Front Tire: Bontrager G5 Team Issue 29x2.5 Wire Bead
- Rear Tire: Bontrager G5 Team Issue 29x2.5 Wire Bead
- Shifter: SRAM X01 DH Trigger (7s) (not a verified row in this catalog)
- Rear Derailleur: SRAM X01 DH X-Horizon (7s) (not a verified row in this catalog)
- Cassette: SRAM PG-720 DH 11-25 (not a verified row in this catalog)
- Chain: SRAM PC-XX1 Hard Chrome (DH group)
- Crankset: SRAM X01 DH DUB (7s) (not a verified row in this catalog)
- Bottom Bracket: SRAM DUB BSA 83
- Front Brake: SRAM Maven Ultimate
- Rear Brake: SRAM Maven Ultimate
- Front Rotor: SRAM HS2 220mm
- Rear Rotor: SRAM HS2 200mm
- Handlebar: Bontrager Line Pro Carbon 35
- Stem: Bontrager Line Pro Direct Mount 50
- Grips: Bontrager XR Trail Elite Lock-On (not a verified row in this catalog)
- Seatpost (rigid): Bontrager Rhythm Elite Zero-Offset (not a verified row in this catalog)
- Saddle: Bontrager Verse Short Elite
2 verified variants
| Variant | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|
| Session 8 (29) GX (2022) | $4,999.99 | not stated | maker’s page | 2026-08-20 | Build with this |
| Session 9 X01 (2025) | $7,499.99 | not stated | maker’s page | 2026-08-20 | Build with this |
What the maker states1 not published
1 further field the checker looks for is not published by Trek, so we leave it blank rather than estimate it, and that check stays silent on this complete bike. It is rotor adapter documented. Each is recorded as “not stated by the maker (not checked)”.
Source: each variant links the maker’s own page in the table above. Last checked 2026-08-20.