Marin Bikes | 2025 Nicasio+

📏Size Guide

Steel comfort meets modern simplicity for riders who want smooth gravel capability, everyday reliability, and timeless style.

The Marin Nicasio+ is a steel all-road bike built for riders who want a simple, versatile platform for commuting, gravel exploration, fitness rides, and mixed-surface adventures. Built around Marin’s Steezy double butted CrMo steel frame and paired with wide 650B tires, the Nicasio+ delivers a smooth, planted ride feel that excels on rough pavement, gravel roads, and urban streets alike.

Equipped with a microSHIFT Sword 1x9 drivetrain, mechanical disc brakes, and high-volume WTB Horizon tires, the Nicasio+ focuses on simplicity, comfort, and dependable performance for riders who value versatility and ease of use.

Key Features

• Steezy Double Butted CrMo Steel Frame
Steel construction delivers a smooth, compliant ride quality ideal for long mixed-surface rides.

• 650B Wheel Platform
High-volume 650B wheels improve comfort, traction, and stability across rough roads and gravel.

• microSHIFT Sword 1x9 Drivetrain
Simple wide-range gearing with clutch-equipped rear derailleur for reliable shifting and chain security.

• WTB Horizon 650Bx47mm Tires
Large-volume tires improve comfort and confidence on pavement, gravel, and broken roads.

• Mechanical Disc Brakes
Consistent braking performance with easy maintenance and strong all-weather reliability.

• Adventure-Ready Mounting Points
Integrated rack and fender mounts allow easy setup for commuting, touring, or bikepacking.

• Flared Drop Handlebar
Improves control and stability during gravel and mixed-terrain riding.

Technical Specifications

• Category
Gravel Bike

• Discipline
Gravel / Road / Urban

• Frame
Steezy Double Butted CrMo Beyond Road Frame, Fender and Rack Mounts

• Fork
CrMo Fork with Fender and Rack Eyelets

• Bottom Bracket
Sealed Cartridge Bearings, Square Taper

• Headset
FSA ORBIT CE No.8B Sealed Cartridge Bearings

• Rear Derailleur
microSHIFT Sword Black 1x9 w/ Clutch

• Front Derailleur
N/A

• Shifters
microSHIFT Sword Black 1x9 Specific

• Crankset
FSA Vero Pro Narrow Wide, 42T

• Cassette
microSHIFT 9-Speed, 11-46T

• Chain
KMC X9

• Brakes
Tektro MDC400 Mechanical Disc Brakes

• Brake Rotors
160mm

• Wheelset
Marin Aluminum Double Wall, 25mm Inner Width

• Front Hub
Forged Aluminum Alloy, Disc, 32H

• Rear Hub
Forged Aluminum Alloy, Disc, 32H

• Tires
WTB Horizon 650Bx47mm

• Handlebar
Marin Butted Alloy Compact 16º Flared Drop Bar

• Stem
Marin 3D Forged Alloy

• Seatpost
Marin Alloy, 27.2mm

• Saddle
Marin Beyond Road Concept

• Pedals
Commute Platform

• Color Options
Grey (#808080)
Teal (#008080)

Geometry

Suitable for gravel riding, road riding, commuting, fitness riding, urban exploration, and light touring.