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Marin Bobcat Trail 4 2025 Black/Purple Mountain Bike
The Marin Bobcat Trail 4 is our mid-level Bobcat, packing plenty of fun into a bang-for-bike package. Very much a legit MTB
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Excludes discounted bikes, ex-demo bikes and Cyclescheme.
We have done our best to sufficiently estimate demand. Please contact us if you have a question or wish to check availability.
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Details
The Marin Bobcat Trail 4 is our mid-level Bobcat, packing plenty of fun into a bang-for-bike package. Very much a legit MTB, the Bobcat 4 is stacked with quality kit for off-road adventures and includes an SR/Suntour fork, Shimano CUES wide-range 10-speed shifting and Tektro hydraulic brakes.
Like all Bobcats, it’s built around a fast, comfy and fun Series 2 aluminum frame and is available in 27.5” or 29” wheels, depending on frame size.
SR/Suntour XCM HLO-DS fork
Shimano CUES 1× 10-speed drivetrain
WTB Trail Boss Comp tires
Specification
| Frame | Series 2 6061 Aluminum, 27.5” or 29” Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, IS Chainstay Disc Mount, Internal Housing & Dropper Post Routing |
| Fork | SR/Suntour XCM HLO-DS, 120mm Travel, Hydraulic Lockout, 46mm Offset |
| Rims | Marin Aluminum Double Wall, 25mm Inner, Pinned Joint, Disc Specific |
| Rear Hub | Forged Alloy, Disc, 32H |
| Front Hub | Forged Alloy, Disc, 32H |
| Spokes | 14g Black Stainless Steel |
| Tyres | WTB Trail Boss Comp, 27.5/29×2.25, Wire Bead |
| Rear Derailleur | Shimano CUES U6000GS, w/Clutch |
| Shifter | Shimano CUES 10-Speed |
| Crankset | Alloy Crank, Steel Narrow-Wide Chainring, 32T |
| Bottom Bracket | Sealed Cartridge Bearings, Square Taper |
| Chain | KMC LG |
| Cassette | Shimano CUES CSLG300, 10-Speed, 11-48T |
| Front Brake | Tektro M280 Hydraulic Disc, 180mm Rotor |
| Rear Brake | Tektro M280 Hydraulic Disc, 160mm Rotor |
| Handlebar | Marin 31.8 Riser, 12mm Rise, 780mm Width |
| Stem | Marin Alloy, 31.8mm Clamp, 45mm |
| Grips | Marin MTB, Closed End |
| Headset | FSA No.10-P |
| Seatpost | Marin Alloy, 30.9 |
| Saddle | Marin MTB |
| Pedals | Nylon Platform |
Specifications are subject to change without notice
Size Guide
| Frame Size | Minimum Height | Maximum Height |
| X Small 27.5” | 147cm (4’10”) | 157cm (5’2”) |
| Small 27.5” | 157cm (5’2”) | 165cm (5’5”) |
| Medium 27.5” | 165cm (5’5”) | 173cm (5’8”) |
| Medium 29” | 168cm (5’6”) | 175cm (5’9”) |
| Large 29” | 175cm (5’9”) | 183cm (6’0”) |
| X Large 29” | 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
| Frame Size | XS | S | M 27.5” | M 29” | L | XL |
| A – Stack | 599 | 603 | 608 | 635 | 639 | 644 |
| B – Reach | 430 | 445 | 455 | 455 | 475 | 495 |
| C – Head Tube Angle | 66.5° | 66.5° | 66.5° | 66° | 66° | 66° |
| D – Head Tube Length | 100 | 105 | 110 | 110 | 115 | 120 |
| E – Seat Tube Angle | 74.5° | 74.5° | 74.5° | 74.5° | 74.5° | 74.5° |
| F – Seat Tube Length | 330 | 381 | 431 | 431 | 482 | 520 |
| G – Top Tube Effective | 596 | 612 | 623 | 631 | 652 | 673 |
| H – BB Height | 307 | 307 | 307 | 311.5 | 311.5 | 311.5 |
| I – BB Drop | 48 | 48 | 48 | 61 | 61 | 61 |
| J – Chain Stay | 415 | 415 | 415 | 430 | 430 | 430 |
| K – Wheel Base | 1127 | 1144 | 1156 | 1186 | 1208 | 1230 |
| L – Stand Over Height | 620 | 640 | 690 | 704 | 732 | 760 |
| M – Fork Offset | 42 | 42 | 42 | 46 | 46 | 46 |
| SeatPost Diameter | 30.9 | 30.9 | 30.9 | 30.9 | 30.9 | 30.9 |
| Handlebar 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.
Additional Information
| Manufacturer | Marin |
|---|---|
| RRP | No |
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