Specialized Stumpjumper 15 EVO Alloy Frameset

Specialized Stumpjumper 15 EVO Alloy Frameset Overview

The Specialized Stumpjumper 15 EVO Alloy Frameset is a full suspension mountain bike frameset built with an M5 alloy chassis and rear-end. It uses 145mm of rear travel with a FOX FLOAT X Performance rear shock featuring Specialized GENIE Shock Tech and Ride Dynamics Trail Tune. The frame also includes SWAT Door integration, SWAT 4.0 internal downtube storage, internal cable routing, sealed cartridge bearing pivots, SRAM UDH compatibility, and a threaded bottom bracket.

This frameset is designed around Trail Geometry with head tube angle adjustment and six geometry settings. It supports 29” front and rear wheels or a mixed wheel setup when used with aftermarket shock links. The Satin Brushed Aluminum finish gives the alloy frame a clean raw-metal look while keeping the build centered on adjustability, integrated storage, and the GENIE shock system.

Key Features of Specialized Stumpjumper 15 EVO Alloy Frameset

• M5 alloy construction: The chassis and rear-end use M5 alloy for a full suspension mountain bike frame platform.
• 145mm rear travel: The frame is built with 145mm of travel for a full suspension mountain bike build.
• GENIE Shock Tech: The FOX FLOAT X Performance rear shock uses Specialized GENIE Shock Tech with Ride Dynamics Trail Tune.
• Two-position shock lever: The rear shock includes open and firm damper adjustment for setup control.
• Adjustable geometry: Six geometry settings and head tube angle adjustment allow the frame position to be fine-tuned.
• Wheel setup options: The frame supports 29” front and rear wheels or a mixed wheel setup with aftermarket shock links.
• SWAT 4.0 storage: Internal downtube storage is built into the frame for carrying small ride essentials.
• Modern frame standards: The frame includes 12x148mm dropouts, SRAM UDH compatibility, sealed cartridge bearing pivots, internal cable routing, and a threaded BB.

Frame Use

This frameset is made for a full suspension mountain bike build. Its M5 alloy chassis, 145mm rear travel, FOX FLOAT X Performance GENIE rear shock, adjustable Trail Geometry, and SWAT 4.0 storage support a capable trail-focused frame setup.

Why Choose This Frameset

Choose this frameset if you want a Specialized Stumpjumper 15 EVO Alloy platform with M5 alloy construction, 145mm rear travel, and integrated frame features. The FOX FLOAT X Performance rear shock with GENIE Shock Tech, six-way geometry adjustment, 12x148mm dropouts, SRAM UDH compatibility, threaded bottom bracket, internal cable routing, and SWAT 4.0 storage make it a detailed foundation for a mountain bike frame build. The frame comes in Satin Brushed Aluminum with a weight of 4.46 kg for size S4 and includes a lifetime warranty for the original owner.