Tires for days, grip ‘til the end of time.

When full fat is too much, but you want a little more than the standard 29er can give, the SixFidy is your weapon. You’ve never known grip and speed like a 3” tire can provide. And momentum? Fuhgeddaboudit!

We took all the best things about our super capable Dikyelous frame, and made this frame great with the addition of those bigger tires. Rip around on all your favorite trails to your heart’s content, this bike won’t let you down!

FRAME HIGHLIGHTS

  • 44mm head tube, compatible with 1.5″ tapered steerers
  • Clearance for a Maxxis Chronicle 27.5″ x 3″ tire
  • 73mm wide English (BSA) BB shell
  • Paragon Machine Works sliding dropouts with replaceable/customizable inserts
  • 148mm x 12mm Boost rear spacing
  • 31.6mm ø seat post compatible
  • Designed around a 130mm MRP Ribbon fork
 PFP GearedPFP SSSFP GearedSFP SS
FRAMEABT SteelABT SteelABT SteelABT Steel
FORKMRP Ribbon 27.5+, 140mm, 15x110mmMRP Ribbon 27.5+, 140mm, 15x110mmMRP Ribbon 27.5+, 140mm, 15x110mm MRP Ribbon 27.5+, 140mm, 15x110mm
HEADSETCane Creek 40Cane Creek 40Cane Creek 40Cane Creek 40, Sealed bearing
HEADSET SPACERSAlloy - BlackAlloy - BlackAlloy - BlackAlloy - Black
STEMRaceFace AeffectRaceFace AeffectLoaded Components AmXC (color choice)Loaded Components AmXC (color choice)
HANDLEBARRaceFace Aeffect RiserRaceFace Aeffect RiserLoaded Components AmXC (color choice)Loaded Components AmXC (color choice)
GRIPSLoaded Components Pistol GripsLoaded Components Pistol GripsLoaded Components Pistol GripsLoaded Components Pistol Grips
BRAKESShimano M7000 SLX discShimano M7000 SLX discShimano M8000 XT discShimano M8000 XT disc
ROTORSShimano RT66 180mm (front) / 160mm (rear)Shimano RT66 180mm (front) / 160mm (rear)Shimano RT86 IceTech 180mm (front) / 160mm (rear)Shimano RT86 IceTech 180mm (front) / 160mm (rear)
SEATPOSTRaceFace EvolveRaceFace EvolveLoaded Components XLite (color choice)Loaded Components XLite (color choice)
SEATPOST COLLARREEB bolt onREEB bolt onREEB bolt onREEB bolt on
SADDLEWTB Rocket Comp 142WTB Rocket Comp 142Chromag TrailmasterChromag Trailmaster
WHEELSETVelocity Dually 27.5+, DT Swiss Comp spokes (handbuilt by REEB)Velocity Dually 27.5+, DT Swiss Comp spokes (handbuilt by REEB)Industry Nine BackCountry 450Industry Nine BackCountry 450
HUBSSRAM 900 BoostSRAM 900 BoostIndustry Nine TorchIndustry Nine Torch
TIRESMaxxis Chronicle 27.5x3 EXO/TRMaxxis Chronicle 27.5x3 EXO/TRMaxxis Chronicle 27.5x3 EXO/TRMaxxis Chronicle 27.5x3 EXO/TR
RIM STRIPStan’s Tubeless TapeStan’s Tubeless TapeIndustry Nine TubelessIndustry Nine Tubeless
TUBESTubelessTubelessTubelessTubeless
VALVE STEMSStan’s Tubeless ValvesStan’s Tubeless ValvesIndustry NineIndustry Nine
REAR AXLEParagon Machine Works Combo 12x148mmParagon Machine Works Combo 12x148mmParagon Machine Works Combo 12x148mmParagon Machine Works Combo 12x148mm
CRANK / BBShimano M7000 SLX B-1 Boost, Shimano MT800 BB RaceFace Aeffect Cinch Boost, RaceFace BBShimano M8000 XT, Shimano MT800 BB RaceFace Turbine Cinch (color choice), RaceFace BB
DRIVETRAIN
REAR
Shimano M7000 SLX, 11-spd 11-42Gates CDX 26tShimano M8000 XT, 11-spd 11-42Gates CDX 26t
DERAILLEUR - REARShimano M7000 SLX, 11-spd-Shimano M8000 XT, 11-spd-
DRIVETRAIN
FRONT
Shimano M7000 SLX, 32tGates CDX 42tShimano M8000 XT, 32tGates CDX 42t
SHIFTERShimano M7000 SLX-Shimano M8000 XT-
BELT/CHAINShimano HG601Gates CDX 113tShimano HG701Gates CDX 113t
PRICE$4300$4200$5300$5150

Generic Geometry Chart

All measurements valid w/ Maxxis Chronicle 27.5×3″ tire & RockShox Yari 27.5″ 140mm fork; 532mm A-C, 42mm offset.
Changes in fork or tire will result in changes to certain aspects of the geometry.

 SmallMediumLargeExtra Large
A. SEAT TUBE15.9"17.5"19.5"21"
B. EFFECTIVE TOP TUBE22.5"23.5"24.5"25.5"
C. REACH15.1"15.8"16.4"17.0"
D. STACK25.1"25.2"25.7"26.1"
E. SEAT TUBE ANGLE73.5°73.0°72.5°72.0°
F. HEAD TUBE ANGLE68.0°68.0°68.0°68.0°
G. CHAIN STAY17.1"17.1"17.1"17.1"
H. HEAD TUBE4.1"4.5"5.1"5.5"
I. AXLE TO CROWN528mm528mm528mm528mm
J. OFFSET51mm51mm51mm51mm
K. WHEELBASE43.6"44.3"45.1"45.6"
L. BB DROP2.3"2.1"2.1"2.1"
M. STANDOVER31.4"32.4"33.6"34.5"

Frame Color Options