Marin Bolinas Ridge 1 2026 Orange Mountain Bike
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Details
Image is for illustrative purposes only. We will update this listing with a real photo once available from Marin.
The perfect blend of performance, value and fun, the Bolinas Ridge is ideal for riders that are new to mountain biking or simply want a low-hassle, low-cost bike to explore off-road.
Depending on size, the Bolinas Ridge comes with either smaller 27.5” (sizes XS to M) wheels or larger (sizes M to XL) wheels to guarantee a perfect fit.
Specification
Frame | Series 1 6061 Aluminum, 27.5”/29” Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, Chainstay Mounted Disc Brakes |
Fork | SR Suntour XCE Disc, 100mm Travel, Preload Adjustment, 46mm Offset |
Rims | Marin, Double Wall Alloy |
Rear Hub | Forged Alloy, Disc, 32H |
Front Hub | Forged Alloy, Disc, 32H |
Spokes | Black Stainless Steel |
Tyres | MTB, 27.5/29×2.25” |
Rear Derailleur | Shimano Tourney, 7-Speed |
Front Derailleur | Shimano FD-TX600 |
Shifters | Shimano Tourney 2×7-Speed |
Crankset | Alloy Crank, Steel Chainrings, 36/22T |
Bottom Bracket | Sealed Cartridge Bearings, Square Taper |
Chain | KMC Z8 |
Cassette | Shimano, CSHG200, 7-Speed, 11-32T |
Front Brake | Tektro MDM280 Mechanical Disc, 160mm Rotor |
Rear Brake | Tektro MDM280 Mechanical Disc, 160mm Rotor |
Brake Levers | Shimano w/ Integrated Shifters |
Handlebar | Marin 31.8 Riser, 12mm Rise, 780mm Width, XS/S models have 740mm 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 |
Pedals | Nylon Platform |
Maximum Rider Weight | 136kg Rider + 14kg Luggage = Total 150kg |
Specifications are subject to change without notice
Size Guide
Frame Size | Minimum Height | Maximum Height |
X Small | 146cm (4’10”) | 157cm (5’2”) |
Small | 157cm (5’2”) | 165cm (5’5”) |
Medium (27.5) | 165cm (5’5”) | 173cm (5’8”) |
Medium (29) | 168cm (5’6”) | 175cm (5’9”) |
Large | 175cm (5’9”) | 183cm (6’0”) |
X Large | 183cm (6’0”) | 191cm (6’3”) |
We have developed our size guide from our selling experience and it may differ from the manufacturers guide. Please note, this is only a guide and if you have any concerns over sizing please get in contact
Geometry

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Frame Size | XS | S | M (27.5) | M (29) | L | XL |
A- Stack | 580.8 | 585.5 | 590 | 616 | 620.5 | 625 |
B- Reach | 400 | 415 | 430 | 430 | 445 | 465 |
C- Head Tube Angle | 68.5° | 68.5° | 68.5° | 68° | 68° | 68° |
D- Head Tube Length | 100 | 105 | 110 | 110 | 115 | 120 |
E- Seat Tube Angle | 74° | 74° | 74° | 74° | 74° | 74° |
F- Seat Tube Length | 330 | 381 | 431 | 431 | 481 | 520 |
G- Top Tube Effective | 566.5 | 583 | 599.2 | 606.6 | 623 | 644.2 |
H- BB Height | 307 | 307 | 307 | 311.5 | 311.5 | 311.5 |
I- BB Drop | 48 | 48 | 48 | 61 | 61 | 61 |
J- Chain Stay | 430 | 430 | 430 | 455 | 455 | 455 |
K- Wheel Base | 1084.5 | 1101.3 | 1118.2 | 1160 | 1177 | 1199 |
L- Stand Over Height | 649.11 | 663.03 | 706.24 | 716.44 | 744.89 | 773.66 |
M- Fork Offset | 46 | 46 | 46 | 46 | 46 | 46 |
Seat Post Diameter | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 |
Bar Width | 780 | 780 | 780 | 780 | 780 | 780 |
Stem Length | 45 | 45 | 45 | 45 | 45 | 45 |
Crank Length | 170 | 170 | 170 | 170 | 170 | 170 |
Want to compare the size of your current bike to this one? Read our Reach and Stack guide here.
Manufacturer | Marin |
---|---|
RRP | No |