Velopedia Bicycle Archive
2015 Giant XTC Advanced SL 27.5 1
Original specifications: SRAM X01 drivetrain · 27.5 wheels · geometry for 4 published sizes.
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At a glance
- Model year
- 2015
- Category
- Mountain
- Original MSRP
- $5,150.00
- Sizes
- S, M, L, XL
- Colors
- Composite/Grey
- Geometry
- 4 manufacturer sizes
- In this record
- 23 specifications · 2 archived images · original MSRP · geometry
- Archive ID
- 1184009
Original buildCarbon Fiber · SRAM X01 · 27.5
Frameset
| Frame Construction | Advanced SL-grade composite |
|---|---|
| Frame Material | Carbon Fiber |
| Fork | RockShox SID RL w/ 15mm thru-axle, OverDrive steerer, PushLoc lockout, 100mm travel |
| Fork Material | Suspension |
Drivetrain
| Component Group | SRAM X01 |
|---|---|
| Shifters | SRAM X01 Trigger, Rear only |
| Rear Derailleur | SRAM X01, Type 2 |
| Crankset | SRAM X01, 34T |
| Bottom Bracket | SRAM, Press fit |
| Cassette | SRAM XG1180 10x42, 11-speed |
| Rear Cogs | SRAM XG1180 10x42, 11-speed |
| Chain | KMC X11SL |
Brakes
| Brakes | Avid Guide RS, Hydraulic disc, [F] 160mm [R] 140mm |
|---|
Cockpit & Contact Points
| Handlebar | Contact SLR Flat XC, Composite, 31.8mm |
|---|---|
| Stem | Giant Contact SL |
| Saddle | Fi'zi:k Tundra M5, MG rails |
| Seatpost | Giant Contact SLR, Composite, 27.2mm |
Wheels & Tires
| Hubs | Giant P-XCR1 Composite WheelSystem; 28h, [F] 15mm axle, [R] 142x12 axle |
|---|---|
| Rims | Giant P-XCR1 Composite WheelSystem; 25mm wide, Tubeless compatible |
| Spokes | Giant P-XCR1 Composite WheelSystem; Sapim Race 14/15g |
| Front Tire | Schwalbe Racing Ralph EVO, Tubeless ready, 27.5x2.1, Folding |
| Rear Tire | Schwalbe Racing Ralph EVO, Tubeless ready, 27.5x2.1, 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 measurements4 sizes · 9 measurements
| Measurement | S/16 | M/18 | L/20 | XL/22 |
|---|---|---|---|---|
| Top tube | 574.04 mm | 594.36 mm | 614.68 mm | 640.08 mm |
| Head tube | 93.98 mm | 99.06 mm | 109.22 mm | 119.38 mm |
| Head-tube angle | 69.5° | 69.5° | 69.5° | 69.5° |
| Seat-tube angle | 73.5° | 73° | 73° | 73° |
| Chainstay / rear center | 429.26 mm | 429.26 mm | 429.26 mm | 429.26 mm |
| Wheelbase | 1074.42 mm | 1087.12 mm | 1109.98 mm | 1132.84 mm |
| Reach | 403 mm | 416 mm | 433 mm | 455 mm |
| Stack | 580 mm | 585 mm | 594 mm | 604 mm |
| Standover height | 706.12 mm | 739.14 mm | 774.7 mm | 797.56 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

KMC X11SL-TI Gold Chain One Color, 116 Links
116 Links

SRAM GX XG-1150 11-Speed Cassette Black, 10-42T
10-42T

45NRTH Kahva Studded Wire Bead Clincher Tire - 27.5in Black, 33tpi, 240 Steel Carbide Studs, 27.5x2.1
27.5x2.1
Replacement option · verify fit
More parts (5)

Cervelo SP19 Carbon Seatpost Black, 27.2mm, 0mm offset, 350mm long
27.2mm, 0mm offset, 350mm long
Replacement option · verify fit
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 21 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 XTC Advanced SL 27.5 1 · Mountain · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: Advanced SL-grade composite · Fork: RockShox SID RL w/ 15mm thru-axle, OverDrive steerer, PushLoc lockout, 100mm travel · Suspension
Suspension
Evaluate the suspension →Archived: Fork: RockShox SID RL w/ 15mm thru-axle, OverDrive steerer, PushLoc lockout, 100mm travel
Drivetrain
Check drivetrain wear →Archived: Group: SRAM X01 · Shifters: SRAM X01 Trigger, Rear only · Rear derailleur: SRAM X01, Type 2 · Crankset: SRAM X01, 34T · Bottom bracket: SRAM, Press fit · Cassette: SRAM XG1180 10x42, 11-speed · Rear cogs: SRAM XG1180 10x42, 11-speed · Chain: KMC X11SL
Brakes
Inspect the brakes →Archived: Brakes: Avid Guide RS, Hydraulic disc, [F] 160mm [R] 140mm
Wheels and tires
Check wheels and tires →Archived: Wheel size: 27.5 · Rims: Giant P-XCR1 Composite WheelSystem; 25mm wide, Tubeless compatible · Hubs: Giant P-XCR1 Composite WheelSystem; 28h, [F] 15mm axle, [R] 142x12 axle · Front tire: Schwalbe Racing Ralph EVO, Tubeless ready, 27.5x2.1, Folding · Rear tire: Schwalbe Racing Ralph EVO, Tubeless ready, 27.5x2.1, Folding
Controls and contact points
Archived: Handlebar: Contact SLR Flat XC, Composite, 31.8mm · Stem: Giant Contact SL · Seatpost: Giant Contact SLR, Composite, 27.2mm · Saddle: Fi'zi:k Tundra M5, MG rails
Before and during the test ride
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Gallery2 images
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.