Marin Bikes | 2023 El Roy 29

Steel brutality built for aggressive trail riding.

The Marin El Roy is a hardcore steel hardtail designed for riders who want aggressive geometry, modern trail capability, and uncompromising descending confidence without the complexity of rear suspension.

Built around Marin’s Series 3 chromoly steel frame platform, the 2023 El Roy combines ultra-slack geometry, long reach figures, premium suspension, and Shimano 12-speed performance into a hardtail made for steep descents, technical terrain, bike park laps, and demanding trail riding. Unlike traditional cross-country hardtails, the El Roy is purpose-built for aggressive modern trail riding where stability and confidence matter most.

Key Features

• Series 3 Double-Butted Chromoly Frame
Premium steel frame construction delivers durability, compliance, and a uniquely smooth ride feel across rough terrain.

• Ultra-Aggressive Modern Geometry
Long reach, slack head angle, and stable wheelbase provide exceptional confidence on steep descents and technical trails.

• Marzocchi Z1 Suspension Fork
140mm air suspension fork with GRIP damper improves control, traction, and front-end composure on aggressive terrain.

• Shimano Deore 1x12-Speed Drivetrain
Wide-range Shimano Deore gearing delivers dependable shifting performance for technical climbing and trail riding.

• 4-Piston Hydraulic Disc Brakes
Shimano 4-piston brakes paired with oversized rotors provide powerful braking performance for demanding descents.

Technical Specifications

• Category
Aggressive Steel Hardtail MTB

• Discipline
Trail / Enduro MTB

• Frame
Series 3 Double Butted and Formed CrMo Tubing, Integrated Drop-In Headset, Internal Dropper Routing, 148x12mm Boost Rear Spacing, Post Mount Brake Mounts

• BB Standard
BSA, 73mm, Threaded

• Fork
Marzocchi Z1, 140mm Travel, EVOL Air Spring, GRIP Damper with Sweep Adjust, Kabolt 110 Axle, 44mm Offset

• Travel
140mm

• Spring Type
Air

• Drivetrain
Shimano Deore 1x12-Speed

• Rear Derailleur
Shimano Deore 12-Speed SGS

• Shifters
Shimano Deore M6100 12-Speed

• Crankset
FSA Comet Modular 1x, 32T Direct Mount Chainring

• Bottom Bracket
MegaExo 73mm BSA

• Cassette
Shimano Deore 12-Speed, 10-51T

• Chain
KMC X-12 Silver and Black

• Brakes
Shimano BR-MT420 4-Piston Hydraulic Disc Brakes

• Brake Levers
Shimano BL-M4100 Hydraulic Lever, I-Spec EV Compatible

• Rotors
203mm Rotors

• Wheelset
Marin Double Wall Alloy Rims, 29mm Inner Width, Welded Joint, Tubeless Compatible

• Front Hub
Forged Alloy, 110x15mm, Disc

• Rear Hub
Forged Alloy, 148x12mm, Disc

• Tires
Maxxis Assegai 29x2.5", Tubeless Compatible

• Handlebar
Marin Mini-Riser, 780mm Width, 28mm Rise

• Stem
Marin 3D Forged Alloy, 35mm

• Seatpost
X-Fusion Manic Dropper Post

• Dropper Travel
Regular: 150mm
Grande: 170mm

• Saddle
Marin Speed Concept

• Grips
Marin Grizzly Lock-On

• Headset
FSA Orbit 40 No.42 ACB

• Color Options
Gloss Blue / Red (#2563A6)

Geometry

Built for riders seeking a hardcore steel hardtail with aggressive geometry, modern trail capability, and confidence on steep technical terrain.