Bolinas Ridge 1

2018 Marin Bolinas Ridge 1 profile, black. 2018 Marin Bolinas Ridge 1 profile, green.

See this bike in a different color:

  • Size Range: XS, S, M, L, XL, XXL

Specifications

  • Frame

    Series 1 6061 Aluminum, 27.5” Wheels, 68mm BB shell, 135mm Forged Dropouts, IS Seatstay Disc Mounts

  • Front Suspension

    SR Suntour XCT-DS 27.5”, 100mm Travel, Custom Coil Spring (80mm Size XS & S)

  • Rims

    Marin, Double Wall Alloy

  • Hub Rear

    Formula, 32H

  • Hub Front

    Formula, 32H

  • Spokes

    15g Black Stainless Steel

  • Tires

    Mountain Tire, 27.5”x2.1"

  • Derailleur Rear

    Shimano Tourney, 7-Speed

  • Derailleur Front

    Shimano FD-TX500

  • Shift Lever

    Shimano Tourney 3x7-Speed

  • Crankset

    Shimano FC-TY301, 42/34/24T

  • Bottom Bracket

    Sealed Cartridge Bearings, Square Taper

  • Chain

    KMC Z50

  • Cassette

    SunRace 7-Speed, 11-34T

  • Brakes Front

    Tektro MD280 Mechanical Disc, 160mm Rotor

  • Brakes Rear

    Tektro MD280 Mechanical Disc, 160mm Rotor

  • Brake Levers

    Shimano w/ Integrated Shifters

  • Handlebar

    Marin Riser, 25mm Rise, 700mm Width

  • Stem

    Marin Alloy, 60mm

  • Grips

    Marin Dual Density

  • Headset

    FSA No.10-P

  • Seatpost

    Marin Alloy

  • Saddle

    Marin MTB

  • Pedals

    Nylon Platform

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

Geometry

Bolinas Ridge 1 geometry diagram
XS S M L XL XXL
STACK 583.04 587.71 592.38 597.05 601.72 606.38
REACH 396.75 410.32 425.89 444.46 460.04 469.61
HEADTUBE ANGLE 69° 69° 69° 69° 69° 69°
HEADTUBE LENGTH 100 105 110 115 120 125
SEATTUBE ANGLE VIRTUAL 73° 73° 73° 73° 73° 73°
SEATTUBE ANGLE ACTUAL 73° 73° 73° 73° 73° 73°
SEATTUBE LENGTH 330 381 431 482 520 559
TOPTUBE ACTUAL 561.08 567.51 580.58 601 620.92 637.11
TOPTUBE EFFECTIVE 575 590 607 627 644 655
BOTTOM BRACKET HEIGHT 304.5 304.5 304.5 304.5 304.5 304.5
BOTTOM BRACKET DROP 48 48 48 48 48 48
CHAINSTAY 430 430 430 430 430 430
WHEELBASE 1076.57 1091.94 1109.3 1129.67 1147.03 1158.4
STANDOVER HEIGHT 645.41 685.72 727.63 768.61 798.52 828.84
FORK OFFSET 44 44 44 44 44 44
SEATPOST DIAMETER 27.2 27.2 27.2 27.2 27.2 27.2
HANDLEBAR WIDTH 700 700 700 700 700 700
STEM LENGTH 45 45 45 45 45 45
CRANK LENGTH 170 170 175 175 175 175

All lengths in millimeters