Velopedia Bicycle Archive
2015 Giant Anthem SX 27.5
Original specifications: Shimano Deore XT · 10-speed rear derailleur · 27.5 wheels · geometry for 5 published sizes.
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At a glance
- Model year
- 2015
- Category
- Mountain
- Original MSRP
- $3,050.00
- Sizes
- XS, S, M, L, XL
- Colors
- Blue/Yellow
- Geometry
- 5 manufacturer sizes
- In this record
- 25 specifications · archived image · original MSRP · geometry
- Archive ID
- 1072943
Original buildAluminum · Shimano SLX mix · 27.5
Frameset
| Frame Construction | ALUXX SL-grade aluminum, 4" Maestro suspension |
|---|---|
| Frame Material | Aluminum |
| Fork | Fox Float CTD Performance w/ 15mm thru-axle, OverDrive steerer, 120mm travel |
| Fork Material | Suspension |
| Rear Shock | Fox Float CTD Performance |
Drivetrain
| Component Group | Shimano SLX mix |
|---|---|
| Shifters | Shimano SLX |
| Front Derailleur | Shimano SLX |
| Rear Derailleur | Shimano XT, Shadow+ |
| Crankset | Shimano SLX, 24/38 |
| Bottom Bracket | Shimano, Press fit |
| Cassette | Shimano HG81 11x36, 10-speed |
| Rear Cogs | Shimano HG81 11x36, 10-speed |
| Chain | KMC X10 |
Brakes
| Brakes | Shimano SLX, Hydraulic disc, [F] 180mm [R] 160mm |
|---|
Cockpit & Contact Points
| Handlebar | Giant Contact, Low rise, 31.8mm |
|---|---|
| Stem | Giant Contact |
| Saddle | Giant Contact, Forward |
| Seatpost | Giant Contact SL Switch-R, 30.9mm |
Wheels & Tires
| Hubs | Giant Performance Tracker Disc, 32h, [F] 15mm axle, [R] 135x5mm QR |
|---|---|
| Rims | Giant P-XC2, Double wall |
| Spokes | Stainless Steel, 14/15g |
| Front Tire | [F] Schwalbe Nobby Nic EVO, Tubeless ready, 27.5x2.25, Folding [R] Schwalbe Racing Ralph EVO, Tubeless ready, 27x2.25, Folding |
| Rear Tire | [F] Schwalbe Nobby Nic EVO, Tubeless ready, 27.5x2.25, Folding [R] Schwalbe Racing Ralph EVO, Tubeless ready, 27x2.25, Folding |
| Wheel Size | 27.5 |
Geometry
Frame measurements by size.
Reference frame view
Select an available measurement to locate it on the frame.
All geometry measurements5 sizes · 7 measurements
| Measurement | XS/14.5 | S/16 | M/18 | L/20 | XL/22 |
|---|---|---|---|---|---|
| Top tube | 556.26 mm | 574.04 mm | 594.36 mm | 614.68 mm | 635 mm |
| Head tube | 93.98 mm | 93.98 mm | 99.06 mm | 99.06 mm | 109.22 mm |
| Head-tube angle | 68.5° | 68.5° | 68.5° | 68.5° | 68.5° |
| Seat-tube angle | 73° | 72° | 72° | 72° | 72° |
| Chainstay / rear center | 431.8 mm | 431.8 mm | 431.8 mm | 431.8 mm | 431.8 mm |
| Wheelbase | 1076.96 mm | 1087.12 mm | 1107.44 mm | 1125.22 mm | 1148.08 mm |
| Standover height | 716.28 mm | 721.36 mm | 754.38 mm | 787.4 mm | 810.26 mm |
Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts

Vittoria Barzo G2.0 4C XC Trail 27.5in Tire Anthracite/Black, XC-Trail/TNT, 27.5x2.25
27.5x2.25
Replacement option · verify fit
More parts (6)
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
Bike-specific inspection checklist 23 checks based on 6 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2015 Giant Anthem SX 27.5 · Mountain · Published sizes: XS, S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX SL-grade aluminum, 4" Maestro suspension · Fork: Fox Float CTD Performance w/ 15mm thru-axle, OverDrive steerer, 120mm travel · Suspension
Suspension
Evaluate the suspension →Archived: Fork: Fox Float CTD Performance w/ 15mm thru-axle, OverDrive steerer, 120mm travel · Rear shock: Fox Float CTD Performance
Drivetrain
Check drivetrain wear →Archived: Group: Shimano SLX mix · Shifters: Shimano SLX · Front derailleur: Shimano SLX · Rear derailleur: Shimano XT, Shadow+ · Crankset: Shimano SLX, 24/38 · Bottom bracket: Shimano, Press fit · Cassette: Shimano HG81 11x36, 10-speed · Rear cogs: Shimano HG81 11x36, 10-speed · Chain: KMC X10
Brakes
Inspect the brakes →Archived: Brakes: Shimano SLX, Hydraulic disc, [F] 180mm [R] 160mm
Wheels and tires
Check wheels and tires →Archived: Wheel size: 27.5 · Rims: Giant P-XC2, Double wall · Hubs: Giant Performance Tracker Disc, 32h, [F] 15mm axle, [R] 135x5mm QR · Front tire: [F] Schwalbe Nobby Nic EVO, Tubeless ready, 27.5x2.25, Folding [R] Schwalbe Racing Ralph EVO, Tubeless ready, 27x2.25, Folding · Rear tire: [F] Schwalbe Nobby Nic EVO, Tubeless ready, 27.5x2.25, Folding [R] Schwalbe Racing Ralph EVO, Tubeless ready, 27x2.25, Folding
Controls and contact points
Archived: Handlebar: Giant Contact, Low rise, 31.8mm · Stem: Giant Contact · Seatpost: Giant Contact SL Switch-R, 30.9mm · Saddle: Giant Contact, Forward
Before and during the test ride
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.



