Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Giant
2015 Giant ATX 27.5 2
Value Guide market data · 2015 Giant ATX 27.5 2
12-month trend
— %
Direction and magnitude, not judgment
vs. category average
59%
Holds value better than category avg
Price over time - 2015 Giant ATX 27.5 2
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All ATX model years
2022$493 - $572▲ 18% vs. 2015
2021UnavailableOther model year
2020$446 - $518▲ 7% vs. 2015
2019$442 - $513▲ 6% vs. 2015
2018$428 - $497▲ 2% vs. 2015
2017$405 - $470▼ 3% vs. 2015
2016$428 - $497▲ 2% vs. 20152015$419 - $486Currently viewing
1999$3,720 - $4,320▲ 788% vs. 2015
1998$2,139 - $2,484▲ 411% vs. 2015
1997$1,163 - $1,350▲ 178% vs. 20151996$755 - $877▲ 80% vs. 20151994$651 - $756▲ 55% vs. 20151993$744 - $864▲ 78% vs. 20152015 ATX 27.5 2 lineup
Overview
About this bike
2015 Giant ATX 27.5 2 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame
- ALUXX-Grade Aluminium
- Fork
- SR Suntour XCT, 100mm travel
Drivetrain
- Groupset
- Shimano Tourney
- Shifters
- Shimano EZ Fire 40 21 speed
- Front Derailleur
- Shimano Tourney
- Rear Derailleur
- Shimano Tourney
- Cassette
- Shimano CS-HG20 12-32
- Chain
- KMC Z51
- Crankset
- SR Suntour NEX 28/38/48
- Bottom Bracket
- SR Suntour Cartridge BB
Brakes
- Brakes
- Tektro M300 mechanical disc 160mm
- Brake Levers
- Shimano EF41
Cockpit
- Handlebar
- Low Riser
- Stem
- Giant Sport Alloy, 15 degree rise
- Seatpost
- Giant Sport 30.9mm
- Saddle
- Giant Connect Upright
Wheels & Tires
- Rims
- Giant CR70 Double Wall
- Hubs
- Joytech Disc
- Spokes
- Stainless 14G
- Tires
- Giant Sport 27.5x1.95"
Pedals
- Pedals
- One-piece black nylon
Frame sizing
CentimetersManufacturer sizing
XS (14.5)Manufacturer sizing
S (16.0)Manufacturer sizing
M (18.0)Manufacturer sizing
L (20.0)Manufacturer sizing
XL (21.0)Manufacturer sizing
M (18.0) highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Head Angle
- 70.5
- Seat Angle
- 73.0
- Reach
- N/A
- Stack
- N/A
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.