Marin Bolinas Ridge 27.5
Marin Bolinas Ridge 27.5
The Bolinas Ridge series is perfectly suited for recreational riders wishing to explore singletrack and dirt trails with a mountain bike built for real trails. The Bolinas Ridge 1 is built around a Series 1 6061 aluminum frame with a replaceable derailleur hanger and an integrated headset. Spec’d with a trail munching 100mm travel SR Suntour XCE suspension fork, all-conditions low maintenance Power CX7 mechanical disc brakes, durable double wall rims, serviceable cassette freehubs and a trail proven 3x7 speed Shimano Tourney drivetrain. The Bolinas Ridge has a growing wheel size for the best fit and performance for all rider heights, with sizes XS, SM and MD fitted with 27.5” wheels and 29” platforms on sizes MD, LG, and XL.
- 6061 alloy frame with trail focused geometry
- 100mm travel SR Suntour XCE front fork
- Power CX7 mechanical disc brakes
- 3x7 speed Shimano Tourney drivetrain
- XS, SM and MD fitted with 27.5” wheels
- MD, LG and XL fitted with 29” wheels
Bottom bracket: | Sealed Cartridge Bearings, Square Taper |
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Brakes: | Power CX7 Mechanical Disc, Shimano Pad Compatible |
Chain: | KMC Z-8.3 |
Crankset: | Alloy Crank, Steel Chainrings, 42/34/24T |
Derailleur rear: | Shimano Tourney, 7-Speed |
Fork: | SR Suntour XCE Disc, 100mm Travel, Preload Adjustment, 46mm Offset |
Frame: | Series 1 6061 Aluminum, 27.5”/29" Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts |
Freewheel: | SunRace 7-Speed, 11-34T Cassette |
Grip: | Marin MTB, Closed End |
Handlebar: | Marin 31.8 Riser, 12mm Rise, 780mm Width |
Handlebar stem: | Marin Alloy, 31.8mm, 45mm |
Headset: | FSA No.10-P |
Hubs: | Forged Alloy, 32H |
Pedals: | Nylon Platform |
Rim: | Marin, Double Wall Alloy |
Rotor front: | 160mm Rotor |
Rotor rear: | 160mm Rotor |
Saddle: | Marin MTB |
Season: | 2022 |
Seat post: | Marin Alloy, 27.2mm |
Spokes: | 14g Black Stainless Steel |
Tyre front: | MTB, 27.5" x 2.25" on sizes XS,SM,MD, 29" x 2.25" on sizes LG,XL,XXL |
Tyre rear: | MTB, 27.5" x 2.25" on sizes XS,SM,MD, 29" x 2.25" on sizes LG,XL,XXL |
Wheel size: | 27.5" (650b) |
XS / 13" | S / 15" | M (27.5) / 17" | M (29) / 17" | L / 19" | XL / 20.5" | XXL / 22" | |
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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
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Workshop Services
Walk-ins are always welcome. Workshop services can also be booked to suit your schedule.
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Power Hour
Regular price $100.00 NZDRegular priceUnit price / per -
Annual General
Regular price $175.00 NZDRegular priceUnit price / per -
Puncture Repair (wheel removed and re-installed)
Regular price $25.00 NZDRegular priceUnit price / per -
Drivetrain install and gear tune
Regular price $40.00 NZDRegular priceUnit price / per -
Shimano MTB brake bleed (with service) per brake
Regular price $25.00 NZDRegular priceUnit price / per -
Shimano MTB brake bleed (per brake)
Regular price $40.00 NZDRegular priceUnit price / per -
Puncture Repair (wheel in hand)
Regular price $20.00 NZDRegular priceUnit price / per -
Magura MTB brake bleed (with service) per brake
Regular price $25.00 NZDRegular priceUnit price / per -
Tektro MTB brake bleed (per brake)
Regular price $40.00 NZDRegular priceUnit price / per -
Tektro brake bleed (with service) per brake
Regular price $25.00 NZDRegular priceUnit price / per