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Marin Bikes

Four Corners

2019 Marin Four Corners profile, blue.

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  • Size Range: XS, S, M, L, XL

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Specifications

  • Frame

    Utilitour Double Butted CrMo, Size-Specific Wheels (XS, S = 650B, M, L, XL = 700C) , New 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, 6-Bolt Disc, 32H

  • Hub Front

    Forged Aluminum Alloy, 6-Bolt Disc, 32H

  • Spokes

    14g Black Stainless Steel

  • Tires

    WTB Resolute, 650B/700Cx42, Puncture Protection

  • 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 HG300 9-Speed, 11-34T

  • Brakes Front

    Tektro Spyre-C Road Mechanical Disc, 160mm Rotor

  • Brakes 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

  • Saddle

    WTB Volt Sport 142 Custom

  • Pedals

    Trekking Platform

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

Geometry

Four Corners geometry diagram
XS S M L XL
650B 650B 700C 700C 700C
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 VIRTUAL 74.5° 73.5° 73.5° 72.5° 72°
SEATTUBE ANGLE ACTUAL 74.5° 73.5° 73.5° 72.5° 72°
SEATTUBE LENGTH 381 422 464 495 528
TOPTUBE ACTUAL 518 533 564 589 616
TOPTUBE EFFECTIVE 532 552.8 586.1 616.4 646.8
BOTTOM BRACKET HEIGHT 285 285 285 285 285
BOTTOM BRACKET DROP 53.5 53.5 72 72 72
CHAINSTAY 432 432 450 450 450
WHEELBASE 1030.4 1041.8 1081 1000 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 400 400 420 440 440
STEM LENGTH 70 70 70 70 70
CRANK LENGTH 170 170 175 175 175

All lengths in millimeters