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Four Corners

Marin Four Corners profile. 2021 Marin Four Corners profile, green.

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  • Wheel Size: 700C, 650B
  • Frame: CroMo/Steel
  • Size Range: XS, S, M, L, XL

TOURING

BIKEPACKING

DEDICATED COMMUTING

The Four Corners is built for the adventure rider looking to explore deep off of the beaten path, sleep outdoors, and be ready for whatever pavement, dirt road, or light singletrack is around the next corner. The heads-up bar position and generous braze-ons that make it possible to live on the bike for days at a time are equally at home on the daily commute

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Specifications

  • Frame

    Series 1 Utilitour Double Butted CrMo, Size-Specific Wheels (XS, S = 650B, M, L, XL = 700C), Biometric Geometry, Fender and Rack Mounts, Disc Mount

  • Fork

    CrMo, Fender, Rack, and Bottle Cage Eyelets, IS Disc Mount

  • Rims

    Marin Aluminum, Double Wall, Disc Specific

  • Hub, Rear

    Forged Aluminum Alloy, Disc, 32H

  • Hub, Front

    Forged Aluminum Alloy, Disc, 32H

  • Spoke, Nipples

    14g Black Stainless Steel

  • Tires

    Vee Tire Co., GPVee, 700/650x40

  • Derailleur, Rear

    Shimano Sora 9-Speed

  • Derailleur, Front

    Shimano Sora

  • Shift Lever

    Shimano Sora 3x9-Speed

  • Crankset

    Shimano Sora Hollowtech II, 50/39/30T

  • Bottom Bracket

    Shimano Hollowtech II

  • Chain

    KMC X9

  • Cassette

    Shimano HG200 9-Speed, 11-34T

  • Brake, Front

    Tektro Spyre-C Road Mechanical Disc, 160mm Rotor

  • Brake, Rear

    Tektro Spyre-C Road Mechanical Disc, 160mm Rotor

  • Brake Levers

    Shimano w/ Integrated Shifters

  • Handlebar

    Marin Butted Alloy, Compact 12º Flared Drop

  • Stem

    Marin 3D Forged Alloy

  • Grips

    Marin Comfort Bar Tape, Shock Absorbing Gel Pads

  • Headset

    FSA No.8D, Sealed Cartridge Bearings

  • Seatpost

    Marin Alloy, 27.2mm

  • Saddle

    Marin MTB

  • Pedals

    Trekking Platform

Specifications, pricing, and availability are subject to change without notice.

Geometry

Four Corners geometry diagram
XS S M L XL
Stack 560 580 617 646.3 677.6
Reach 376.7 381 403.3 412.6 426.6
Headtube Angle 70.5° 70.5° 71.5° 71.5° 71.5°
Headtube Length 177 198 198 229 262
Seattube Angle 74.5° 73.5° 73.5° 72.5° 72°
Seattube Length 381 422 462 495 528
Toptube Effective 532 552.8 586.1 616.4 646.8
BB Height 285 285 285 285 285
BB Drop 53.5 53.5 72 72 72
Chainstay 432 432 450 450 450
Wheelbase 1030.4 1041.8 1081 1100 1125.1
Standover Height 666.55 706.38 744.53 777.26 809.8
Fork Offset 43 43 49 49 49
Seatpost Diameter 27.2 27.2 27.2 27.2 27.2
Handlebar Width 400 400 420 420 440
Stem Length 70 70 70 70 70
Crank Length 170 170 175 175 175

All lengths in millimeters

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How Versatile is the Four Corners?

Finnish adventurer Andrei Jordi wanted a bike that he could do a little bit of everything on. Massive multi day tours, mid week adventures and everything in between. Andrei chose the Four Corners as his bike to do just that, did he make the right choice?
Watch Here