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1997 Giant ATX 860

Original specifications: Grip Shift/Shimano STX-RC drivetrain · 26" wheels · 25.7 lb published weight.

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At a glance

Model year
1997
Category
Mountain
Original MSRP
$919.95
Sizes
14.5", 17.5", 19.5", 21.5", 23.5"
Colors
Ball burnished, Ball Burnished/Green Ano Fade
Weight
25.7 lb
Geometry
Legacy reference
In this record
27 specifications · archived image · original MSRP · geometry
Archive ID
65912
Model history 3 other years
Original buildGiant CU92 aluminum, butted · Grip Shift/Shimano STX-RC · 26" wheels

Manufacturer catalog

Published sizes and colors

5 sizes · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

14.5"17.5"19.5"21.5"23.5"

Published colors

Ball burnishedBall Burnished/Green Ano Fade

Frameset

Frame ConstructionTIG-welded
Frame MaterialGiant CU92 aluminum, butted
ForkRock Shox Indy C
Fork MaterialMagnesium, triple-clamp crown

Drivetrain

Component GroupGrip Shift/Shimano STX-RC
ShiftersGrip Shift ESP 500
Front DerailleurShimano STX-RC top-swing, top-pull/clamp-on 35.0 mm
Rear DerailleurGrip Shift ESP 5.0
CranksetShimano STX-RC, 22/34/42 teeth
Bottom BracketShimano BB-LP26, 110.5 mm spindle
BB Shell Width68mm English
Rear Cogs8-speed, 11 - 28 teeth
ChainSachs SC-20, 1/2 x 3/32"
PedalsGiant EXT-Tec aluminum w/clips & straps

Brakes

BrakesShimano Deore LX V-Brake brakes, Grip Shift SBS6 carbon levers

Cockpit & Contact Points

Headset1 1/8" threadless Dia-Compe Aheadset TA-3
HandlebarAluminum
Handlebar ExtensionsNot included
StemDirect Connect aluminum
SaddleSelle San Marco Tecno Dynamica
SeatpostKalloy SP-243, 30.8 mm diameter

Wheels & Tires

HubsFront: Shimano STX-RC suspension, Rear: Shimano STX-RC
RimsRigida Norma, 32-hole
SpokesDT stainless steel, 2.0mm straight gauge
Spoke NipplesBrass nipples
Front TireFront: 26 x 1.95" Maxxis Helter, Rear: 26 x 1.95" Maxxis Skelter
Wheel Size26" wheels

Geometry

Legacy reference · 6 measurements

Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.

All geometry measurementsLegacy reference · 6 measurements
MeasurementLegacy reference
Top tube556.3 mm
Head-tube angle71°
Seat-tube angle73°
Chainstay / rear center425.4 mm
Wheelbase1023.6 mm
Fork offset / rake40.6 mm

The preserved source contains one model-level geometry set without an identified frame size.

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build42/34/22T · 11–28T · 8-speed
Lowest0.79:1 Highest3.82:1 Total range486%
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Parts & serviceability

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Original specifications
Front tire · Original
Front: 26 x 1.95" Maxxis Helter, Rear: 26 x 1.95" Maxxis Skelter
Brake pads · Original
Shimano Deore LX V-Brake brakes, Grip Shift SBS6 carbon levers
Bottom bracket · Original
Shimano BB-LP26, 110.5 mm spindle
More parts (2)
Crankset · Original
Shimano STX-RC, 22/34/42 teeth
Seatpost · Original
Kalloy SP-243, 30.8 mm diameter

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Bike-specific inspection checklist 21 checks based on 6 archived component groups Open checklistClose checklist
0 of 21 checked Progress stays in this browser for this bike.

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.

Archived: 1997 Giant ATX 860 · Mountain bike, front suspension · Published sizes: 14.5", 17.5", 19.5", 21.5", 23.5"

Archived: Frame: TIG-welded · Fork: Rock Shox Indy C · Magnesium, triple-clamp crown

Archived: Fork: Rock Shox Indy C

Archived: Group: Grip Shift/Shimano STX-RC · Shifters: Grip Shift ESP 500 · Front derailleur: Shimano STX-RC top-swing, top-pull/clamp-on 35.0 mm · Rear derailleur: Grip Shift ESP 5.0 · Crankset: Shimano STX-RC, 22/34/42 teeth · Bottom bracket: Shimano BB-LP26, 110.5 mm spindle · Rear cogs: 8-speed, 11 - 28 teeth · Chain: Sachs SC-20, 1/2 x 3/32"

Archived: Brakes: Shimano Deore LX V-Brake brakes, Grip Shift SBS6 carbon levers

Archived: Wheel size: 26" wheels · Rims: Rigida Norma, 32-hole · Hubs: Front: Shimano STX-RC suspension, Rear: Shimano STX-RC · Front tire: Front: 26 x 1.95" Maxxis Helter, Rear: 26 x 1.95" Maxxis Skelter

Controls and contact points

Archived: Headset: 1 1/8" threadless Dia-Compe Aheadset TA-3 · Handlebar: Aluminum · Stem: Direct Connect aluminum · Seatpost: Kalloy SP-243, 30.8 mm diameter · Saddle: Selle San Marco Tecno Dynamica · Pedals: Giant EXT-Tec aluminum w/clips & straps

Before and during the test ride

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Market Snapshot

Checked Oct 7, 2026

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Asking prices, not completed sales. Shipping and tax excluded.

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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