Velopedia Bicycle Archive
2015 Giant Reign 27.5 2
Original specifications: Shimano SLX · 10-speed rear derailleur · 27.5 wheels · geometry for 4 published sizes.
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At a glance
- Model year
- 2015
- Category
- Mountain
- Original MSRP
- $3,450.00
- Sizes
- S, M, L, XL
- Colors
- Charcoal/Teal
- Geometry
- 4 manufacturer sizes
- In this record
- 25 specifications · archived image · original MSRP · geometry
- Archive ID
- 1418474
Original buildAluminum · Shimano Deore mix · 27.5
Frameset
| Frame Construction | ALUXX SL-grade aluminum, 6.3" Maestro suspension |
|---|---|
| Frame Material | Aluminum |
| Fork | RockShox Pike RC Solo Air w/ 15mm thru-axle, OverDrive steerer, 160mm travel |
| Fork Material | Suspension |
| Rear Shock | RockShox Monarch Debonair RT |
Drivetrain
| Component Group | Shimano Deore mix |
|---|---|
| Shifters | Shimano Deore |
| Front Derailleur | Shimano Deore |
| Rear Derailleur | Shimano SLX, Shadow + |
| Crankset | Shimano Deore, 24/38 w/ MRP 2x Guide |
| Bottom Bracket | Shimano, Press fit |
| Cassette | Shimano HG50 11x36, 10-speed |
| Rear Cogs | Shimano HG50 11x36, 10-speed |
| Chain | KMC X10 |
Brakes
| Brakes | Shimano Deore, Hydraulic disc, [F] 203mm [R] 180mm |
|---|
Cockpit & Contact Points
| Handlebar | Giant Contact SL DH, 31.8mm |
|---|---|
| Stem | Truvativ Holzfeller |
| Saddle | Giant Contact, Upright |
| Seatpost | Giant Contact SL Switch-R, 30.9mm |
Wheels & Tires
| Hubs | Giant Performance Tracker, [F] 15mm axle, [R] 142x12mm axle |
|---|---|
| Rims | Giant P-AM2, Double wall |
| Spokes | Stainless Steel, 14g |
| Front Tire | Schwalbe Hans Dampf, Performance, 27.5x2.35, Folding |
| Rear Tire | Schwalbe Hans Dampf, Performance, 27.5x2.35, 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 · 7 measurements
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Top tube | 584.2 mm | 619.76 mm | 640.08 mm | 665.48 mm |
| Head tube | 93.98 mm | 93.98 mm | 114.3 mm | 124.46 mm |
| Head-tube angle | 65° | 65° | 65° | 65° |
| Seat-tube angle | 73° | 73° | 73° | 73° |
| Chainstay / rear center | 434.34 mm | 434.34 mm | 434.34 mm | 434.34 mm |
| Wheelbase | 1158.24 mm | 1191.26 mm | 1216.66 mm | 1242.06 mm |
| Standover height | 716.28 mm | 713.74 mm | 731.52 mm | 739.14 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
More parts (5)

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 22 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 Reign 27.5 2 · Mountain · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX SL-grade aluminum, 6.3" Maestro suspension · Fork: RockShox Pike RC Solo Air w/ 15mm thru-axle, OverDrive steerer, 160mm travel · Suspension
Suspension
Evaluate the suspension →Archived: Fork: RockShox Pike RC Solo Air w/ 15mm thru-axle, OverDrive steerer, 160mm travel · Rear shock: RockShox Monarch Debonair RT
Drivetrain
Check drivetrain wear →Archived: Group: Shimano Deore mix · Shifters: Shimano Deore · Front derailleur: Shimano Deore · Rear derailleur: Shimano SLX, Shadow + · Crankset: Shimano Deore, 24/38 w/ MRP 2x Guide · Bottom bracket: Shimano, Press fit · Cassette: Shimano HG50 11x36, 10-speed · Rear cogs: Shimano HG50 11x36, 10-speed · Chain: KMC X10
Brakes
Inspect the brakes →Archived: Brakes: Shimano Deore, Hydraulic disc, [F] 203mm [R] 180mm
Wheels and tires
Check wheels and tires →Archived: Wheel size: 27.5 · Rims: Giant P-AM2, Double wall · Hubs: Giant Performance Tracker, [F] 15mm axle, [R] 142x12mm axle · Front tire: Schwalbe Hans Dampf, Performance, 27.5x2.35, Folding · Rear tire: Schwalbe Hans Dampf, Performance, 27.5x2.35, Folding
Controls and contact points
Archived: Handlebar: Giant Contact SL DH, 31.8mm · Stem: Truvativ Holzfeller · 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.



