- Lightweight alloy frame for durability
- 100mm front suspension for smooth rides
- Hydraulic disc brakes for reliable stopping
- 27.5" wheels for agile handling
- Step-through design for easy mounting
The Marin Bolinas Ridge 2 ST Hardtail Mountain Bike is designed for riders seeking a blend of performance and comfort on various terrains. With its lightweight alloy frame and 100mm front suspension, this bike ensures a smooth and enjoyable ride. The hydraulic disc brakes provide excellent stopping power, while the step-through design makes it easy to get on and off. Perfect for both casual rides and more challenging trails, this bike is a versatile choice for mountain biking enthusiasts.
| Bottom bracket: | Sealed Cartridge Bearings, Square Taper |
|---|---|
| Brakes: | F: Tektro M280 Hydraulic Disc, 160mm Rotor | R: Tektro M280 Hydraulic Disc, 160mm Rotor |
| Brake levers: | Tektro Hydraulic |
| Brake type: | Hydraulic Disc Brake |
| Cassette: | Shimano 8-Speed, 11-45T,8 Speed |
| Chain: | KMC Z8 |
| Chainset: | Single |
| Colour: | White |
| Crankset: | Alloy Crank, Steel Narrow/Wide Chainring, 32 |
| Derailleur rear: | Shimano Essa, 8-Speed |
| Fork: | SR Suntour XCM DS, 100mm Travel, Preload Adjustment, 46mm Offset |
| Fork brand: | Suntour |
| Frame: | Series 1 6061 Aluminum, 27.5”/29" Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, Chainstay Mounted Disc Brakes |
| Frame material: | Alloy |
| Frame style: | Step-Through |
| Front travel: | 100mm |
| Grip: | Marin MTB, Closed End |
| Grips: | Marin MTB, Closed End |
| Groupset brand: | Shimano |
| Handlebar: | Marin 31.8 Riser, 12mm Rise, 780mm Width |
| Handlebars: | Marin 31.8 Riser, 12mm Rise, 780mm Width |
| Handlebar stem: | Marin Alloy, 31.8mm, 45mm |
| Headset: | FSA No.10-P |
| Hubs: | F: Forged Alloy, Disc, 32H | R: Forged Alloy, Disc, 32H |
| Mips rated: | false |
| Pedals: | Nylon Platform |
| Puncture resistant: | false |
| Rim: | Marin, Double Wall Alloy |
| Rims: | Marin, Double Wall Alloy |
| Saddle: | Marin MTB |
| Season: | 2026 |
| Seatpost: | Marin Alloy, 27.2mm |
| Seat post: | Marin Alloy, 27.2mm |
| Shifters: | Shimano Altus 1x8-Speed |
| Speeds: | 1 x 8 |
| Spokes: | Black Stainless Steel |
| Stem: | Marin Alloy, 31.8mm, 45mm |
| Tubeless ready: | false |
| Tyres: | MTB, 27.5x2.25" |
| Wheel size: | 27.5" (650b) |
Marin Bolinas Ridge Bike Sizing Chart

Marin Bikes are Made For Fun. Since the first mountain bikes bearing the Marin name debuted in 1986, the brand has been dedicated to enriching the lives of riders by making fun, high caliber bicycles, which provide years of riding enjoyment. They operate their business based on hard work, fueled by passion, and fulfilled by the satisfaction of bringing the joy of cycling to riders across the world.
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