Four Corners

2020 Marin Four Corners profile, blue. 2020 Marin Four Corners profile, black.

See this bike in a different color:

  • Size Range: XS, S, M, L, XL

Specifications

  • Frame

    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

  • Rim

    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 HG200 9-Speed, 11-34T

  • Brakes Front

    Tektro Spyre-C Road Mechanical Disc, 160mm Rotor

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 (ACTUAL) 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
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 100 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 170 170 170 175 175

All lengths in millimeters