RRP • £470.00

RECREATIONAL MOUNTAIN BIKING

ENTRY-LEVEL RIDERS

FITNESS DIRT ROAD RIOING

The Bolinas Ridge is perfectly suited for recreational riders wishing to explore singletrack and dirt trails with a mountain bike built for real trails, with trail capable suspension forks and all-conditions disc brakes.

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Grouped product items35
Size RIDER HEIGHT RANGE In Stock Qty
XS
5'1''----5'4''
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S
5'4''----5'7''
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M
5'7''----5'10''

Frame

Series 1 6061 Aluminum, 27.5”/29" Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, Chainstay Mounted Disc Brakes

Front Suspension

SR Suntour XCM DS, 100mm Travel, Preload Adjustment, 46mm Offset

Rim

Marin, Double Wall Alloy

Hub Rear

Forged Alloy, 6-Bolt Disc, 32H

Hub Front

Forged Alloy, 6-Bolt Disc, 32H

Spokes

15g Black Stainless Steel

Tires

MTB, 27.5/29x2.25"

Derailleur Rear

Shimano Altus, 8-Speed

Derailleur Front

Shimano FD-TY700

Shift Lever

Shimano ST-EF51 3x8-Speed

Crankset

Alloy Crank, Steel Chainrings, 42/34/24T

Bottom Bracket

Sealed Cartridge Bearings, Square Taper

Chain

KMC Z51

Cassette

SunRace 8-Speed, 11-32T

Brakes Front

Power CX7 Mechanical Disc, Shimano Pad Compatible, 160mm Rotor

Brakes Rear

Power CX7 Mechanical Disc, Shimano Pad Compatible, 160mm Rotor

Brake Levers

Shimano w/ Integrated Shifters

Handlebar

Marin 31.8 Riser, 12mm Rise, 780mm Width

Stem

Marin Alloy, 31.8mm, 45mm

Grips

Marin MTB, Closed End

Headset

FSA No.10-P

Seatpost

Marin Alloy, 27.2mm

Saddle

Marin MTB

SPECIFICATIONS AND PRICING ARE SUBJECT TO CHANGE WITHOUT NOTICE

Geometry

Bolinas Ridge 1 geometry diagram
XS S M (27.5) M (29) L XL XXL
Stack 580.8 585.5 590 616 620.5 625 630
Reach 400 415 430 430 445 465 475
Headtube Angle 68.5° 68.5° 68.5° 68° 68° 68° 68°
Headtube Length 100 105 110 110 115 120 125
Seattube Angle 74° 74° 74° 74° 74° 74° 74°
Seattube Length 330 381 431 431 481 520 559
Toptube Effective 566.5 583 599.2 606.6 623 644.2 655.6
BB Height 307 307 307 311.5 311.5 311.5 311.5
BB Drop 48 48 48 61 61 61 61
Chainstay 430 430 430 455 455 455 455
Wheelbase 1084.5 1101.3 1118.2 1160 1177 1199 1210
Standover Height 649.11 663.03 706.24 716.44 744.89 773.66 806.58
Fork Offset 46 46 46 46 46 46 46
Seatpost Diameter 27.2 27.2 27.2 27.2 27.2 27.2 27.2
Handlebar Width 780 780 780 780 780 780 780
Stem Length 45 45 45 45 45 45 45
Crank Length 170 170 175 175 175 175 175

All lengths in millimeters

Technology

SERIES 1 ALUMINUM FRAME

The Bolinas Ridge series has a disc specific Series 1 6061 aluminum
frame with a replaceable derailleur hanger and an integrated
headset.

Learn More
Detail image of the Bolinas Ridge mainframe

29” OR 27.5” WHEELS

The Bolinas Ridge has a growing wheel size for the best fit and
performance with the choice of 27.5” or 29” platforms on the size M,
27.5” wheels on size S, and 29” wheels on sizes L, XL, and XXL.

Detail shot of the Bolinas Ridge rear disc brake mount

DISC BRAKES

All Bolinas Ridge models feature disc brakes for minimal
maintenance and all-conditions stopping power.

Detail shot of the front end of the Bolinas Ridge

TRAIL READY COMPONENTS

The Bolinas Ridge line features durable double wall rims, serviceable
cassette freehubs, proven Shimano drivetrains, and readily available
parts that are built to last.