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2009 Felt

Compulsion 4

A 26″ aluminum frame full suspension enduro bike with upper mid-range components.
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Manufacturer Price

$1,999
Weight14.1 kg  
FrameAluminum
SuspensionFull, 150 / 140mm
ForkMarzocchi
ShockFox
Wheels26″ Aluminum
Drivetrain3 × 9
GroupsetSLX, Deore
BrakesShimano Hydraulic Disc
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

48 km/h

Compulsion 4

41 km/h

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Highest gear

(descending)

Reviews
MBR
Felt Compulsion 1, £2,500 - MBR

Feb 2009 · Alan Muldoon

January 2009

Read Review

BikeRadar
Felt Compulsion 2 MBUK 20th Anniversary Edition review

Sept 2008 · Simon Young

For collectors and serious riders alike, the Compulsion 2 is sure to have high UK appeal…

Read Review

Specs
Build
Frame

Felt Equilink "Aggressive trail/All Mountain" Full Suspension, 7005 Double-Butted Aluminum w/Hydroform TT & ALLOY SEAT AND CHAINSTAYS 150mm travel, 45mm Integrated Head Tube, Replaceable Derailleur Hanger, Disc-Brake Specific Compatible with Felt ISCG Mount

Fork

"MARZOCCHI XC 44 LO 100-120-140mm Lock LO AIR PL Lock Out Fix Rebound Air Preload 32 MM XC casting Cromoly steerer tube, Post style disc mount."

Travel140mm

Spring TypeAir

Shock

Fox Float R XV Air 7.875 x 2.25, Pro Pedal, Rebound Adjust, 220 Grams

Travel150mm

Bottom Bracket

Truvativ Howitzer M15 Cr-Mo Axle with External Bearings

Headset

Integrated 1-1/8" Aheadset--Cane Creek Type 45 Degree Sealed Cartridge Bearing, with Alloy Laser Top Cap, Custom Curved 1 x 15mm + 2 x 5mm Straight Washers

Stem

FELT All Mountain stem, 3D Forged Alloy, 4-bolt design, 31.8 Bar Bore. Sizes 15.5"-17.5"=80mm, 19.5-21.5"=100mm

Handlebar

FELT XAM All Mountain Handlebar Butted Oversize 6061 Aluminum, 31.8mm clamp diameter, 25mm Rise, 8 degree bend with 4 degree sweep, Width: 680mm

Saddle

FELT XAM SADDLE Wide Nose, Broad flat rear with soft tissue relief channel. Rear "Jewel Safe" crush zone, Kevlar protected edges, Stitch free top, smooth leg chafe protection. 7mm Rails

Seatpost

Felt Alloy All Mountain Micro-Adjust, 100% Black, 6061 Low-Profile Forged Head & Extruded Rail Clamps, 30.9x350mm (CEN)

TypeRigid

Pedals

N/A

Grips

Felt AM Grip Custom "LOCK-ON" Design with Alloy Ends Single-Density Extra-Soft & Sticky (Recipe #25) Durometer, 130mm Length, 30mm OD

Groupset
Rear Derailleur

Shimano SLX RD-M662 "SHADOW" Top-Normal Version

Front Derailleur

Shimano Deore FD-M531 Dual pull, Bottom swing

Crank

Truvativ Blaze 3.0 3-Piece Crank w/Howitzer M15 Axle Interface for External Bearing BB, Cold Forged Aluminum, 42/32/22T Steel Rings, Lengths: 15.5=170mm; 17.5-21.5=175mm

Shifters

Shimano Deore SL-M530 Rapidfire Plus 27-Speed

Cassette

SRAM PC-950(9-Speed) 11-32T

Chain

SRAM PC-951 (9-Speed)

Brakes

SHIMANO HYDRAULIC BR-M486 Twin Piston Caliper design, Organic pads, Rotors: 180mm Front; 160mm Rear

TypeShimano Hydraulic Disc

Brake Levers

Shimano Hydraulic BL-M486

Wheels
Rims

WTB SPEEDDISC All Mountain Disc Doublewall Aluminum, 26 x 1.5 x 32H, 26mm Width, Safety seal bead, PRESTA Valve, Black Anodized, with Single Eyelets, 505 Grams, with WTB Decal

Spokes

Sandblast Black Stainless 14G, Brass Nipples

Tires

Felt XAM Mountain tire, Aggressive ALL Mountain High Void tread design, XXX Traction Compound, 60 tpi case with wire bead, 26 x 2.3, Presta valve Inner Tubes

Rider Notes
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First added 19 September

Last updated 19 September

Not listed for 2,444 days