2009 GT Marathon 9R
2009 GT Marathon 9R is a 29-inch wheel mountain bike built around an I-Drive 4 6061 aluminum frame with Shimano SLX drivetrain and hydraulic disc brakes.
Description
29ERS ROLL OVER ROOTS, ROCKS AND THE OCCASIONAL ELKHORN SHEEP.
Technical specification
Geometry
- Sizes
- M, L, X
- Head tube angle
- 71
- Seat tube angle
- 74
- Wheel size
- 29
Frame & Fork
- Frame material
- Aluminium
- Frame
- I-Drive 4 design, 29" wheel compatible, 6061 aluminum front and rear triangles, 1-1/8" integrated headset, disc only, replaceable derailleur hanger
- Fork
- New '09 design Rock Shox Reba SL 29, 100mm travel, dual air spring, Motion Control damping, alloy 1-1/8" steerer and 32mm stanchions
Drivetrain
- Crankset
- Shimano SLX Hollow Tech II, integrated axle, alloy 44 x 32, steel 22T rings
- Bottom bracket
- Shimano SLX
- Freewheel
- Shimano SLX 9-speed, 11 x 34T
- Shifters
- Shimano SLX RapidFire
- Pedals
- Shimano SPD 520L, cr-mo axle, sealed bearings
- Front derailleur
- Shimano SLX
- Rear derailleur
- Shimano SLX Shadow
Wheels
- Rims
- WTB SpeedDisc All Mt., 29", 24mm wide double wall with eyelets, 32 hole
- Tires
- Front /Rear Kenda, Small Block Eight, 29" x 2.1, 60tpi casing, folding bead
- Spokes
- DT butted 2.0 x 1.8mm
- Hubs
- Shimano SLX, Centerlock, double contact seals, CBN tool polished bearing races
Cockpit & contact
- Handlebar
- Easton EA-50 Taperwall Monkey Bar, 31.8mm, Mid rise
- Stem
- Easton EA-50, cold forged, 4 bolt 31.8mm clamp, 6 degree rise
- Headset
- TH, IS-3E 1-1/8" integrated, alloy top cover
- Saddle
- WTB Pure V Race, stitched cover, cr-mo 7mm rails
- Seat post
- Easton EA-30, cold forged, double bolt micro adjust clamp
- Colour
- Blue
Brakes
- Brakes
- Shimano SLX, hydraulic, 160mm Centerlock rotor
Suspension
- Rear shock
- Rock Shox Monarch 3.1, Solo Air spring, adjustable rebound damping with FloodGate