URSA 29plus 1.0

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CHUMBA USRA 29plus (1 of 1).jpg

URSA 29plus 1.0

from 2,595.00

Roll over trail obstacles and carve the corners with the URSA's massive 29x3.0" tires! The URSA 29+ leads the industry in clean shifting with its 148x12 Boost hub spacing and loads of tire clearance, eliminating chain suck issues common with bikes in this category. 

Component Specs Below : Geometry in Photo Gallery

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Frame/Fork:

  • CHUMBA Frame: URSA 29plus 4130 - Double Butted Chromoly (Made in USA)
  • Rear Axle: Paragon Machine Works Stainless Steel Sliding Dropouts w/148x12 or 157x12 Super Boost Thru-Axle (Made in USA)
  • Bottle Cage Bolt Set: 5mm Stainless
  • Fork: Surly Steel Fork w/ Rack and Cargo Cage Mounts orMRP Rock Solid 490 Fork Carbon 100x15

Brakes:

  • Front Brake: Shimano SLX M7000 Hydraulic
  • Rear Brake: Shimano SLX M7000 Hydraulic
  • Front Brake Rotor: Shimano RT66 180
  • Front Brake Adaptor: Shimano 180 PM
  • Rear Brake Rotor: Shimano RT66 180
  • Rear Brake Adaptor: Shimano 180 PM

Drivetrain:

  • Bottom Bracket: RaceFaceTeam X-Type English Thread BSA 83
  • Crankset: RaceFace Chester 170mm-175mm
  • Chainring: RaceFace 32T NW
  • Cassette: Shimano M7000 11-42T SLX Cassette 11 speed 
  • Chain: Shimano chain 11 speed
  • Shifters: Shimano  SLX M7000 Right shifter
  • Cables and Housing: Shimano SP41 and Stainless Cable  
  • Rear Derailleur: Shimano SLX M7000 Mid Shadow Plus Clutch

Steering/Seating:

  • Headset: Cane Creek40 Series ZS44/EC44 Tapered
  • Headset Spacers:  Cane Creek Alloy
  • Handlebar: RaceFace Chester 31.8x740mm ,10mm rise, Black 
  • Stem: RaceFace Evolve 31.8x70-120mm
  • Grips: RaceFace Strafe Black Lock-on
  • Saddle: RaceFace Aeffect Black
  • Seatpost: RaceFace Ride XC 31.6x400mm

Wheels/Tires

  • Front Wheel: Sun Ringle Duroc 40 or 50 100x15, comes tubeless installed
  • Rear Wheel: Sun Ringle Duroc 40 or 50 157x12 Super Boost Plus, comes tubeless installed
  • Front Tire: Maxxis Chronicle 29plusx3.0" EXO TR
  • Rear Tire: Maxxis Chronicle 29plusx3.0" EXO TR

Specs

  • Oversized 44mm Head tube for tapered or straight steerer tubes
  • 83mm Bottom Bracket
  • ISCG-05 for skid plates
  • 31.6 Seatpost Size
  • CHUMBA Custom half yoke chainstay and bridges
  • Room for three bottle on all sizes
  • Mounts for Cargo Cages
  • Rear Rack Mounts
  • 148x12 Boost or 157 x 12 Super Boost Plus Thru-Axle Rear
  • Stainless Steel Sliding Dropouts