Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 900000863
| Model year | 2025 |
|---|---|
| Brand | Marin |
| Model | Alcatraz 1 |
| Bicycle type | Specialty |
| Archive ID | 900000863 |
| Original MSRP | $1,049.00 |
| Colors | BLUE FADE |
| Sizes | Short; Long |
| Frame construction | Series 3 6061 Aluminum, 26” Wheels, 135x10mm Horizontal Dropouts, 73mm Threaded BB, ISCG 05 Tabs |
|---|---|
| Frame material | Aluminum |
| Fork | Marin Series 2 Cro-Mo 26" Fork, Suspension Corrected, 100x9mm Drop Outs |
| Fork material | Steel |
| Crankset | Marin Forged Alloy, Alloy 32T Chainring, 104mm BCD, 170mm Crank Length |
|---|---|
| Bottom bracket | External Sealed Cartridge Bearings |
| BB shell width | 73 mm |
| Cassette | 14T Single Speed Cog |
| Chain | KMC HL-1 |
| Pedals | Alloy Platform |
| Brakes | (F) Tektro MD-M280 Mechanical Disc 160mm Rotor / (R) Tektro MD-M280 Mechanical Disc 160mm Rotor; Levers: Tektro CL-330TS Alloy |
|---|
| Headset | FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2” |
|---|---|
| Handlebar | Marin Riser, 661 Double Butted Aluminum, 38mm Rise, 75mm Width, 4º Up, 9º Back |
| Stem | Marin 3D Forged Alloy, 4mm |
| Saddle | Marin DJ Saddle |
| Seatpost | Marin Alloy, 30.9mm |
| Hubs | (F) Forged Alloy, Bolt On 3/8th Axle, 100mm Spacing / (R) Forged Alloy, 135x1mm, Bolt-On, Quad Sealed Bearings, Disc, 32H |
|---|---|
| Rims | Marin Custom Extrusion, 27mm Inner, Pinned Joint |
| Spokes | 14g Black Stainless Steel |
| Front tire | Vee Tire, XCV 26x2.25”, LSG Compound, Wire Bead |
| Rear tire | Vee Tire, XCV 26x2.25”, LSG Compound, Wire Bead |
| Wheel size | 26" |
| Seat tube | 320 mm |
|---|---|
| Effective top tube | 600 mm |
| Head tube | 115 mm |
| Head-tube angle | 69° |
| Seat-tube angle | 69° |
| Chainstay / rear center | 395 mm |
| Wheelbase | 1037 mm |
| Bottom-bracket drop | 22 mm |
| Bottom-bracket height | 317 mm |
| Reach | 385 mm |
| Stack | 575 mm |
| Standover height | 370 mm |
| Fork offset / rake | 42 mm |
| Crank length | 170 mm |
| Stem length | 40 mm |
| Handlebar width | 750 mm |
| Seat tube | 320 mm |
|---|---|
| Effective top tube | 646 mm |
| Head tube | 120 mm |
| Head-tube angle | 69° |
| Seat-tube angle | 69° |
| Chainstay / rear center | 395 mm |
| Wheelbase | 1083 mm |
| Bottom-bracket drop | 22 mm |
| Bottom-bracket height | 317 mm |
| Reach | 430 mm |
| Stack | 580 mm |
| Standover height | 400 mm |
| Fork offset / rake | 42 mm |
| Crank length | 170 mm |
| Stem length | 40 mm |
| Handlebar width | 750 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 13, 2026.