DESCRIPTION
The Giant Anthem Advanced SL 1 is a superlight cross-country race flyer, developed alongside the bike that helped Giant pro Alan Hatherly win the 2025 Elite Men's XCO World Championship. The reengineered Advanced SL composite frameset is 89g lighter than its predecessor with a semi-integrated 120mm FlexPoint Pro rear suspension and a geometry flip chip. This build pairs a RockShox SID Select+ fork with wireless SRAM GX AXS shifting and carbon wheels.
Key Features
- Advanced SL composite frameset with 120mm semi-integrated FlexPoint Pro rear suspension and geometry flip chip
- 120mm RockShox SID Select+ fork with SidLuxe Select+ shock and TwistLoc remote
- Wireless SRAM GX Eagle Transmission AXS, 10-52T
- Shimano Deore XT hydraulic disc brakes (180mm front / 160mm rear)
- Giant XCR carbon wheelsystem with a 120-tooth helical ratchet driver
- Giant one-piece integrated composite XC cockpit
- Giant Contact Switch SL dropper post
- Maxxis Aspen 29x2.4in MaxxSpeed tubeless tyres
Who Is the Giant Anthem Advanced SL 1 For?
For the XC racer who wants the superlight Advanced SL platform with wireless electronic shifting at a sharper price than the flagship. The 120mm FlexPoint Pro suspension and modern geometry keep it quick uphill and capable on technical terrain.
For New Zealand XC racing and marathon rides, the GX AXS drivetrain, carbon wheels and powerful XT brakes deliver race-ready performance and control run after run.
Full Specifications
| Sizes: | S, M, L, XL |
| Colours: | Rainbow Black |
| Frame: | Advanced SL-grade composite front and rear triangles, 120mm FlexPoint Pro suspension, flip chip, 12x148mm thru-axle |
| Fork: | RockShox Sid Select+ 3P, 120mm, Charger Race Day 2 damper, Boost 15x110, 44mm offset, remote lockout |
| Shock: | RockShox SidLuxe Select+, RL damper, Solo Air, TwistLoc Ultimate |
| Handlebar: | Giant Integrated XC, composite, 9-degree upsweep |
| Stem: | Giant Integrated XC Carbon S:60mm, M:70mm, L:70mm, XL:80mm |
| Seatpost: | Giant Contact Switch SL dropper S: 110mm / 30.9 x 340mm, M: 140mm / 30.9 x 390mm, L: 140mm / 30.9 x 390mm, XL: 140mm / 30.9 x 390mm |
| Saddle: | Giant Grit SL |
| Shifters: | SRAM AXS Pod, 1x12 |
| Rear derailleur: | SRAM GX Eagle T-Type AXS |
| Brakes: | Shimano Deore XT BR-M8100, hydraulic, Shimano RT-66 rotors [F]180mm, [R]160mm |
| Brake levers: | Shimano Deore XT BL-M8100 |
| Cassette: | SRAM XS-1275, T-Type 10x52 |
| Chain: | SRAM GX T-Type |
| Crankset: | SRAM GX Transmission, 34t, 55mm chainline S:170mm, M:170mm, L:175mm, XL:175mm |
| Bottom bracket: | SRAM DUB, press fit |
| Rims: | Giant XCR Carbon WheelSystem |
| Hubs: | [F] Giant alloy, 6-bolt [R] Giant alloy, 120T Helical-Bevel Ratchet Driver, 6-Bolt |
| Spokes: | Carbon |
| Tyres: | Maxxis Aspen 29x2.4, foldable, 120tpi, MaxxSpeed, EXO, tubeless |
| Extras: | Tubeless prepared, 2.4" max tyre size, 34t max chainring size, MRP 1x SL TR2 chain guide |
PLU: 87622
SPECIFICATIONS
Please note that bike specifications may change from what is listed above if running substitution changes are made due to unavailability of parts. We highly recommend confirming the specifications of the bike at the time of purchase, especially if buying in-store.
SIZE INFORMATION

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