Shimano Expands Wireless Mountain Bike Component Lineup with New DEORE XT M8200 Di2 Groupset

Announcement
author By Jos Dyer, 16 hours ago
From the foundational moments in the early 1980s when DEORE XT first revolutionized mountain biking, SHIMANO brings fast and reliable shifting, a robust drivetrain construction, and refined braking systems to more riders with the latest introduction of DEORE XT M8200 Di2 components. 

Following the recent launch of our flagship XTR M9200 race group, DEORE XT receives key technology and design cues from XTR, delivering a robust group designed to withstand the demands of real-world riding, and consistently redefining what's possible on two wheels. 

Fully Wireless Di2 Platform – Redesigned Di2 system with fast, precise shifting in a wireless design.

Robust Drivetrain Construction – Built to survive trail impacts for rider confidence.

Intuitive Ergonomics – Controls with a natural fit and feel, plus added adjustability so you can focus on the trail ahead.

Predictable Braking Control – Refined power application with consistent performance and modulation in a wider temperature range.

Freedom of Choice – More component options and Di2 features that can be optimized for riders’ terrain, style, and performance needs.

Robust Drivetrain Construction 
Capitalizing on technological advancements introduced with the XTR M9250 rear derailleur, DEORE XT M8250 features the new SHIMANO SHADOW ES technology with a low-profile wedge design. Like XTR, the stabilizer unit blends seamlessly into the body of the derailleur, eliminating edges so it glances off trail obstacles and avoids most rock strikes and impacts on the trail. 

When the inevitable hits do happen, the derailleur absorbs the impact and Shimano’s automatic impact recovery function instantly returns the derailleur to its original position. 

The DEORE XT M8250 derailleur also features a robust alloy cage, which differs from the carbon cage found on its XTR counterpart but does not limit performance.  

Rear Derailleur Technology Features
Low Profile Design – SHIMANO SHADOW ES technology delivers a wedge-shaped design that reduces the derailleur’s front-facing surface area and eliminates edges that could catch on rocks and roots. 
Automatic Impact Recovery Function – The derailleur absorbs trail impacts and then automatically resets the rear derailleur, ensuring continued performance.
Super Strong Design – The rear derailleur body boasts a wide, well-braced linkage and solid pulleys to minimize debris entry and ensure durability.
New Chain Stabilizing Technology – With SHIMANO SHADOW ES technology the dual spring design creates higher chain tension for better chain wrap and retention. 
Battery Protection – Tucked safely inside the rear derailleur body, the sealed battery won’t budge, even on rough terrain, but can still be easily removed for charging. 
E-MTB Rear Derailleur Option – The wired E-MTB RD-M8260 features a constant power supply from the existing e-bike battery, equipping the bike with FREE SHIFT technology for seamless shifting as you coast, and AUTO SHIFT for smooth, automatic gear changes while pedalling.

RD-M8250 – Wireless Rear Derailleur 
SHIMANO SHADOW ES Technology
Precise wireless shifting
Robust structure with skid plate design
Solid pulley construction 
Removable and rechargeable onboard battery 
Alloy cage construction 
Long Cage RD-M8250 SGS for use with 10-51T Cassette
Mid Cage RD-M8250 GS for use with 9-45T Cassette

RD-M8260 – Rear Derailleur for E-MTB
SHIMANO SHADOW ES Technology
Wired rear derailleur for E-MTB 
Constant power supply from e-bike battery
AUTO SHIFT technology
FREE SHIFT technology
Alloy cage construction 
Long Cage SGS 
12-Speed RD-M826012 for HYPERGLIDE+ 
11-Speed RD-M826011L for LINKGLIDE 

CS-M8200-12 – Cassette Options  
Smooth, durable shifting under load
12-Speed HYPERGLIDE+ 
MICRO SPLINE
Optimized for durability 
Largest two cogs constructed from alloy
Smallest ten cogs forged from steel  
Cassette Options: 9-45T and 10-51T 

Cranksets
The new DEORE XT M8200 crankset takes its design cues from the new XTR M9200 series, providing a balance between strength and weight. Offered in one configuration to suit trail, enduro, and cross-country (XC) riding, the crank features a 176mm q-factor, 55mm chain line, direct-mount chainring design, and a standard 24mm steel axle. 

FC-M8200 – Trail/Enduro/XC Crank 
Optimized balance of rigidity and weight
Proven HOLLOWTECH II construction 
Standard 176mm Q-Factor
Crank Arm Lengths: 160, 165, 170, 175mm
Chainring Sizes: 28T-36T
Chain line: 55mm 

Intuitive Di2 Switch Ergonomics
The shifter switch with SHIMANO RAPID ES provides tactile feedback for improved control, a characteristic perfected over generations of mechanical shifting development and proven with XTR M9200. The new switches can be placed in more locations on the bar, while the button functions can be optimized for different riding preference, allowing riders to dial in their setup just the way they like it. 

SW-M8250-R/IR – Di2 Shifter Switch
SHIMANO RAPID ES technology
Precise wireless shifting
Tactile feel with each shift 
Multiple shift modes, including hold-down multi-shift and click-through double shift
Multi-axis paddle adjustment 
Programmable third button on shifter for added customization like controlling your bike computer or controlling FREE SHIFT and AUTO SHIFT functions through E-TUBE app
I-SPEC EV (SW-M8250-IR) and clamp band options (SW-M8250-R)

Powerful Braking System 
DOERE XT M8200 delivers powerful and reliable braking performance and is offered in several brake setup options for different riding styles and/or needs. Utilizing a single brake lever BL-M8200, riders can choose between the more powerful 4-piston BR-M8220 caliper or the lighter weight BR-M8200 (post mount) and BR-MT805 (flat mount) two-piston caliper designs. 

DEORE XT Brake Lever 
The new DEORE XT M8200 brake levers feature Shimano ERGO FLOW technology and utilize the same pivot point as XTR M9200 for a more natural braking motion. Additionally, the redesigned SERVOWAVE track ramps power smoothly but quickly and with the updated caliper design, BL-M8200 delivers consistent power at varying temperatures. 

DEORE XT brakes utilize the reformulated low-viscosity mineral oil introduced with XTR, which flows consistently through the system in a wider temperature range. The combination of these two ensures stable piston movement within the system, delivering consistent performance and smooth power modulation.

BL-M8220 – Brake Lever
ERGO FLOW Technology 
Smooth SERVOWAVE power curve
Low-viscosity oil that remains stable over a wider temperature range
Closer pivot point for natural braking motion
New reach adjust dial on lever body
I-SPEC EV compatible
Durable alloy lever blade

BR-M8220 – Enduro / Trail Brake Caliper
Dual diameter 4-piston design 
Anti-rattle finned pad design
Low-viscosity hydraulic brake fluid
Caliper seals with consistent rebound speed
Rigid two-piece design

BR-M8200 – XC Brake Caliper – Post Mount
Lightweight 2-piston design 
Low-viscosity hydraulic brake fluid
Post mount

BR-MT805 – XC Brake Caliper – Flat Mount
Lightweight 2-piston design 
Low-viscosity hydraulic brake fluid
Flat mount


WHEELS and HUBS
Rounding out the DEORE XT M8200 lineup are new WH-M8200 alloy wheels that are lightweight and durable enough for Enduro and XC riding. Available in both 29-inch and 27.5-inch options, the new wheels feature improved hub design for easy service while offering superior sealing.

WH-M8200 – Versatile Alloy Wheels
Durable 27.5-inch and 29-inch alloy tubeless rim
Hooked aluminium rim with 30mm internal width to prevent deformation and punctures
Durable J-bend stainless-steel spokes 
28-hole conventional structure
3.5-degree engagement angle
MICRO SPLINE
CENTERLOCK disc brake

HB-M8210-B and FH-M8210-B Hubs
Shimano’s new M8210 hubs get updated bearings and seals for easier maintenance and increased performance. The seals have been optimized to reduce rolling resistance while still sealing out water and debris for ease of maintenance over time. 

The FH-M8210 offers an improved Direct Engagement freehub design features a 3.5-degree engagement angle, lower drag while coasting, and a lighter-weight construction. 


 

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