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GIANT Fathom 29 1 Amber
GIANT Fathom 29 1 Amber
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Tackle steep climbs with smooth, efficient power, then descend singletrack with speed and confidence. This hardtail 29er is designed for a balanced ride on XC terrain.
Key Performance Highlights
Trail-Tuned Design
A balanced geometry with a 75-degree seat tube angle positions riders for powerful pedaling on climbs, while a slacker 66-degree head angle provides confidence and control on technical descents.
Responsive Handling
The lightweight ALUXX SL aluminum hardtail frame delivers agile acceleration and sharp maneuverability, helping riders climb, corner, and accelerate on flats with speed and efficiency.
Smooth, Confident Control
Equipped with a Giant Crest 34 suspension fork offering 130mm of travel to absorb roots, rocks, and ruts, plus high-volume tires for enhanced traction on rugged trails. A dropper seatpost with handlebar remote provides on-the-fly saddle adjustments for optimal positioning on varied terrain.
SPECS
| Size | S | M | L | XL |
|---|---|---|---|---|
| A Seat Tube Length (inch) | 15 | 16.9 | 18.3 | 19.5 |
| B Seat Tube Angle | 75.0° | 75.0° | 75.0° | 75.0° |
| C Top Tube Length (inch) | 23.3 | 24.1 | 25.2 | 26.1 |
| D Head Tube Length (inch) | 3.7 | 3.7 | 4.1 | 4.5 |
| E Head Tube Angle | 66.0° | 66.0° | 66.0° | 66.0° |
| F Fork Rake (inch) | 1.7 | 1.7 | 1.7 | 1.7 |
| G Trail (inch) | 4.8 | 4.8 | 4.8 | 4.8 |
| H Wheelbase (inch) | 45.4 | 46.2 | 47.4 | 48.3 |
| I Chain Stay Length (inch) | 17.1 | 17.1 | 17.1 | 17.1 |
| J Bottom Bracket Drop (inch) | 2.4 | 2.4 | 2.4 | 2.4 |
| K Stack (inch) | 24.5 | 24.5 | 24.8 | 25.2 |
| L Reach (inch) | 16.7 | 17.5 | 18.5 | 19.3 |
| M Stand Over Height (inch) | 28.7 | 29.3 | 30.1 | 31.1 |
| N Handlebar Width (inch) | 30.7 | 30.7 | 30.7 | 30.7 |
| O Stem Length (inch) | 1.6 | 1.6 | 2 | 2 |
| P Crank Length (inch) | 6.5 | 6.7 | 6.7 | 6.7 |
| Q Wheel Size | 29" | 29" | 29" | 29" |
| Component | Specification |
|---|---|
| Sizes | S, M, L, XL |
| Colors | Amber Glow, Metallic Black |
| Frame | ALUXX SL-Grade Aluminum |
| Fork | Giant Crest 34 SL RCL, 130mm travel, 44mm offset, Boost 15x110 |
| Shock | N/A |
| Handlebar | Giant Contact TR35, 780x35mm |
| Grips | Giant Sole-O |
| Stem | Giant Contact SL 35 (S: 40mm, M: 40mm, L: 50mm, XL: 50mm) |
| Seatpost | Giant Contact Switch dropper, remote (S/M: 125mm travel / 30.9x395mm, L: 150mm travel / 30.9x440mm, XL: 170mm travel / 30.9x450mm) |
| Saddle | Giant Romero |
| Pedals | N/A |
| Shifters | SRAM SX Eagle, 1x12 |
| Front Derailleur | N/A |
| Rear Derailleur | SRAM NX Eagle |
| Brakes | Shimano BR-MT420/410, hydraulic, Shimano RT-26 rotors (F: 180mm, R: 180mm) |
| Brake Levers | Shimano BR-MT401 |
| Cassette | SRAM SX Eagle, 11x50 |
| Chain | SRAM SX Eagle |
| Crankset | SRAM SX Eagle, 30t (S: 165mm, M/L/XL: 170mm) |
| Bottom Bracket | SRAM DUB, press fit |
| Rims | Giant AM 29, tubeless-ready sleeve-joint rim, 30mm inner width |
| Hubs | Alloy, sealed |
| Spokes | Stainless |
| Tires | [F] Maxxis Minion DHF, 29x2.5 WT, EXO/TR; [R] Maxxis Aggressor, 29x2.5 WT, foldable, EXO/TR |
| Extras | Tubeless prepared, max tire size 2.5", max chainring size 32t |
| Weight | Weight may vary by size, finish, hardware, and accessories; consult dealer for exact weight |
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