marin alcatraz dirt jump bike

In the dynamic world of dirt jumping, selecting the right bike can make all the difference. If you're curious about the Marin Alcatraz, a model that's been stirring up considerable buzz, you're in the right place.

Many riders face the challenge of finding a bike that balances agility, durability, and affordability. As a seasoned dirt jumper with extensive experience in various terrains and bikes, I understand these concerns deeply.

This review is tailored for enthusiasts like you, seeking honest, expert insights. Let's dive into what makes the Marin Alcatraz stand out—or not—in the competitive arena of dirt jump bikes.

Review of: Marin Alcatraz

Uses: Dirt Jumping

We Like

positive points  Excellent for big-air dirt jumping

positive points  Agile for spin tricks

positive points  Strong aluminum frame

positive points  Good quality, low-cost hydraulic brakes

positive points  Easy to maneuver for various rider sizes

We Don't Like

negative points  Spokes may need tightening

negative points  Some bottom brackets are noisy

negative points  Wheels might require truing

negative points  Fork not ideal for riding with compression locked out

negative points  Occasional issues with warped rotors


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Marin History and Information

marin bikes logo

photo credit  Photo by marinbikes.com

Marin Bikes, established in 1986 in Sonoma County, California, has been a pioneer in the cycling world. Known for their mountain bikes, they also produce road, urban, and specialty bikes. Marin's early success came with models like the Madrone Trail and the 1988 Team Titanium, one of the first production titanium mountain bikes. They were innovators in full-suspension designs, collaborating with British engineer Jon Whyte in the 1990s.

The company's commitment to innovation continued through the '90s and 2000s, expanding to include pavement bikes and new suspension systems. A significant change occurred in 2012 when Marin was sold to a European investment firm, marking a new chapter focused on reinvigorating the brand. Today, Marin continues to influence the cycling industry with a diverse range of models catering to various riding styles and preferences.

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marin alcatraz dj bike

Marin Alcatraz Review

  • Excellent for big-air dirt jumping
  • Agile for spin tricks
  • Strong aluminum frame
  • Good quality, low-cost hydraulic brakes
  • Easy to maneuver for various rider sizes
  • Spokes may need tightening
  • Some bottom brackets are noisy
  • Wheels might require truing
  • Fork not ideal for riding with compression locked out
  • Occasional issues with warped rotors
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photo credit  Photo by @alldhsale

The Marin Alcatraz is a bike designed specifically for dirt jump enthusiasts. Created with input from professional rider Matt Jones, it's tailored for dirt jump, slopestyle, pump track, and freestyle mountain biking. This bike stands out not only for its performance but also for its style and construction.

Design and Build

At the heart of the Marin Alcatraz lies the Series 3 6061 aluminum frame. This material choice ensures the bike is light yet durable, capable of withstanding the demands of dirt jumping. It features a tapered headtube for strength and 135x10mm horizontal dropouts for axle and dropout strength, signifying a robust build for aggressive riding styles. The short chainstays enhance the bike's maneuverability, making it easier to pop wheelies or perform manuals.

Suspension and Handling

The Alcatraz boasts a 100mm travel X-Fusion Slant DJ-specific fork, offering both compression and rebound damping. This setup contributes to a controlled and responsive ride, especially on pump tracks and during high jumps.

Its short wheelbase enhances its capability for spin tricks, although it may trade off some stability for this increased agility.

Components and Specifications

marin alcatraz forks suspension

photo credit  Photo by @alldhsale

Equipped with a Manitou Circus Expert front suspension and Tektro HDM275 hydraulic disc brakes, the bike ensures reliable performance and effective stopping power.

The Alcatraz rolls on 26-inch wheels wrapped in Vee Tire Co. XCV tires, known for their solid performance on pump tracks.

Other notable features include a Marin forged alloy crankset, an external sealed cartridge bottom bracket, and a Marin DJ saddle.

Performance and User Experience

Users have praised Alcatraz for its easy ability to handle big-air jumps and its competency in executing spin tricks. Its lightweight build makes it easily maneuverable for riders of various sizes. Moreover, the bike's assembly is often straightforward, and it comes with all the necessary tools, including a multitool and pedal wrench.

User Feedback and Considerations

However, some users have noted issues such as the need for spoke tightening on new bikes and minor concerns like noisy bottom brackets or wheel truing. One significant point raised by users is the bike's short frame design, which, while ideal for spinning and tricks, may not suit those looking for a bike with longer reach for increased stability.

marin bikes alcatraz frame

photo credit  Photo by @alldhsale



Specifications

  • Frame: Series 3 6061 Aluminum Frame
  • Fork: Manitou Circus Expert, 26", 100mm Travel
  • Rims: Marin Custom Extrusion, 27mm Inner
  • Hub Rear: Forged Alloy, 135x10mm
  • Hub Front: Forged Alloy, 110x20mm
  • Spokes: 14g Black Stainless Steel
  • Tires: Vee Tire, XCV 26x2.25”
  • Crankset: Marin Forged Alloy, Alloy 32T
  • Chain: KMC HL1
  • Cassette: 14T Single Speed Cog
  • Brakes: Tektro HDM275 Hydraulic Disc, 160mm Rotor
  • Brake Levers: Tektro HDM275
  • Handlebar: Marin Riser, 6061 Double Butted Aluminum
  • Stem: Marin 3D Forged Alloy, 40mm
  • Grips: Marin Single Clamp Locking
  • Headset: FSA No 57E, Semi-Sealed
  • Seatpost: Marin Alloy, 30.9mm
  • Saddle: Marin DJ Saddle
  • Pedals: Alloy Platform
  • Extras: All New Marin Chain Tension Device


Geometry

Short Long
STACK 575 580
REACH 385 430
HEADTUBE ANGLE 69° 69°
HEADTUBE LENGTH 115 120
SEATTUBE ANGLE 69° 69°
SEATTUBE LENGTH 320 320
TOPTUBE EFFECTIVE 600 646
BB HEIGHT 317 317
BB DROP 22 22
CHAINSTAY 395 395
WHEELBASE 1037 1083
STANDOVER HEIGHT 370 400
FORK OFFSET 42 42
SEATPOST DIAMETER 30.9 30.9
HANDLEBAR WIDTH 750 750
STEM LENGTH 40 40
CRANK LENGTH 170 170


Pricing and Availability

The Alcatraz dirt jumper has been around for a few years now. Recently Marin released the 2024 model for the public.

You can buy the bike from a few online retailers and there are a few options on second-hand marketplaces like eBay. The brand prefers users to purchase the bike directly from their website.

There are also a few dealers that Marin supplies directly on their purchasing page.

You can expect to pay around $1,400 for the most recent, 2024 version of the bike.



Competing Products

One of the best posts on Tresna is our roundup of the best dirt jump bikes you can buy. Unsurprisingly, the Alcatraz ranks very highly on that list.

However, if this bike doesn't appeal to you then there are several brilliant but close alternatives. I would recommend looking into the Santa Cruz Jackal of the Scott Voltage YZ 0.1.

These are both brilliant bikes with a similar feel and geometry to the Marin Alcatraz. You will also find many other great options on that page.



Warranty

Marin Bikes' warranty for the Marin Alcatraz is extensive, assuring customers of the product's quality.

Carbon fiber frames and forks are covered for five years, while rigid frames and forks have a lifetime warranty. The complete bicycle, including all original parts except wear and tear items, is covered for a year.

Notably, the warranty is non-transferable and only applies to the original purchaser. It does not cover suspension forks and rear shocks on full-suspension bikes.

The warranty's applicability is subject to regular maintenance and does not cover modifications, neglect, or misuse. Marin's commitment to quality is evident in these warranty details, emphasizing their focus on customer satisfaction and product reliability.



Frequently Asked Questions

Is the Marin Alcatraz a dirt jumper?

Yes, the Marin Alcatraz is designed for dirt jumping, slopestyle, pump track, and skate park usage.

How heavy is the Marin Alcatraz?

The Marin Alcatraz weighs approximately 26.50 pounds. This weight allows it to maintain a balance between sturdiness and agility.

What bike does Matt Jones ride?

Matt Jones rides the Marin Alcatraz. He has been instrumental in the design and personalization aspects of the bike, ensuring it meets the needs of dirt jump and freestyle riders.

How old are Marin bikes?

Marin Bikes was established in 1986. Based in Sonoma County, California, the company has specialized in mountain bikes but also produces other types of bicycles.



Marin Bikes presents Matt Jones and the 2022 Alcatraz



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