Velopedia Bicycle Archive
2015 Giant Trance 27.5 1
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
- $4,050.00
- Sizes
- XS, S, M, L, XL
- Colors
- Raw Alloy
- Geometry
- 5 manufacturer sizes
- In this record
- 25 specifications · archived image · original MSRP · geometry
- Archive ID
- 1152226
Model history 1 other year
Original buildAluminum · Shimano SLX mix · 27.5
Frameset
| Frame Construction | ALUXX SL-grade aluminum, 5.5" Maestro suspension |
|---|---|
| Frame Material | Aluminum |
| Fork | RockShox Revelation RL Dual Position Air w/ 15mm thru-axle, OverDrive steerer, 120-140mm travel |
| Fork Material | Suspension |
| Rear Shock | RockShox Monarch RT3 |
Drivetrain
| Component Group | Shimano SLX mix |
|---|---|
| Shifters | Shimano SLX |
| Front Derailleur | Shimano SLX |
| Rear Derailleur | Shimano XT, Shadow + |
| Crankset | Shimano XT, 24/38 w/ MRP 2x Guide |
| 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, Upright |
| Seatpost | Giant Contact SL Switch-R, 30.9mm |
Wheels & Tires
| Hubs | Giant P-TRX1 WheelSystem; 28h, [F] 15mm axle, [R] 142x12 axle |
|---|---|
| Rims | Giant P-TRX1 Composite WheelSystem; 27mm wide, Tubeless compatible |
| Spokes | Sapim Race, 14/15g |
| Front Tire | [F] Schwalbe Nobby Nic Trailstar, Snakeskin, Tubeless ready, 27.5x2.25, [R] Schwalbe Nobby Nic Pacestar, Snakeskin, Tubeless ready, 27.5x2.25 |
| Rear Tire | [F] Schwalbe Nobby Nic Trailstar, Snakeskin, Tubeless ready, 27.5x2.25, [R] Schwalbe Nobby Nic Pacestar, Snakeskin, Tubeless ready, 27.5x2.25 |
| 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 · 9 measurements
| Measurement | XS/14.5 | S/16 | M/18 | L/20 | XL/22 |
|---|---|---|---|---|---|
| Top tube | 551.18 mm | 568.96 mm | 599.44 mm | 619.76 mm | 645.16 mm |
| Head tube | 99.06 mm | 99.06 mm | 99.06 mm | 119.38 mm | 134.62 mm |
| Head-tube angle | 67° | 67° | 67° | 67° | 67° |
| Seat-tube angle | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° |
| Chainstay / rear center | 439.42 mm | 439.42 mm | 439.42 mm | 439.42 mm | 439.42 mm |
| Wheelbase | 1104.9 mm | 1125.22 mm | 1155.7 mm | 1176.02 mm | 1203.96 mm |
| Reach | 383 mm | 399 mm | 425 mm | 439 mm | 456 mm |
| Stack | 571 mm | 571 mm | 571 mm | 590 mm | 604 mm |
| Standover height | 678.18 mm | 680.72 mm | 713.74 mm | 754.38 mm | 769.62 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)

ENVE Twin Bolt Seatpost - Zero Offset UD Carbon, 30.9x400mm
30.9x400mm
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 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 Trance 27.5 1 · Mountain · Published sizes: XS, S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX SL-grade aluminum, 5.5" Maestro suspension · Fork: RockShox Revelation RL Dual Position Air w/ 15mm thru-axle, OverDrive steerer, 120-140mm travel · Suspension
Suspension
Evaluate the suspension →Archived: Fork: RockShox Revelation RL Dual Position Air w/ 15mm thru-axle, OverDrive steerer, 120-140mm travel · Rear shock: RockShox Monarch RT3
Drivetrain
Check drivetrain wear →Archived: Group: Shimano SLX mix · Shifters: Shimano SLX · Front derailleur: Shimano SLX · Rear derailleur: Shimano XT, Shadow + · Crankset: Shimano XT, 24/38 w/ MRP 2x Guide · 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-TRX1 Composite WheelSystem; 27mm wide, Tubeless compatible · Hubs: Giant P-TRX1 WheelSystem; 28h, [F] 15mm axle, [R] 142x12 axle · Front tire: [F] Schwalbe Nobby Nic Trailstar, Snakeskin, Tubeless ready, 27.5x2.25, [R] Schwalbe Nobby Nic Pacestar, Snakeskin, Tubeless ready, 27.5x2.25 · Rear tire: [F] Schwalbe Nobby Nic Trailstar, Snakeskin, Tubeless ready, 27.5x2.25, [R] Schwalbe Nobby Nic Pacestar, Snakeskin, Tubeless ready, 27.5x2.25
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, Upright
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.




