Shimano XT M8000 1×11 Boost Drivetrain Groupset

This superb model is manufactured to reach Shimano’s ultimate goal of giving you the ultimate MTB riding experience.

Boost Spaced Groupset

This boost spaced groupset is perfect for use with your plus size rear axle frame standard, so you can enjoy a phenomenal off-road ride. It’s ideal for replacing your old or worn-out existing drivetrain or if you want to finish off your bike build in style.

XT M8000 Single 11 Speed Crankset:

This top-quality 11 speed crankset is available with various chainring options and its new design offers more durable chainwheel teeth than before. Additionally, its new 3D composite teeth are optimised for fast pedalling while delivering improved driving rigidity. Finally, this model’s loose ratio gear combination allows for a minimum shifting gap, so you can rapidly change gear for a more fluid ride.

Crankset Features

• Cassette Compatibility: 11 speed
• 4-Arm Chainrings: Yes
• Bolt Circle Diameter: 96mm
• Crank Arms: Hollowtech II Technology
• Bottom Bracket: BB-MT800/BB-MT800-PA
• BB Shell Width: 68, 73mm
• Chainring: Included, 4-arm
• Chainline: 50mm

XT M8000 Single Chainring

This stunning chainring benefits from Shimano’s Dynamic Chain Engagement (DCE) technology, which holds it firmly in place and prevents drop-outs. This is achieved with its broader and taller tooth profile used in conjunction with a special hooked leading edge. Finally, this process aids in holding the chain firmly on uneven terrain, increases durability and keeps chain noise and drag to a minimum.

Chainring Features:

• Hollow gear construction for optimised rigidity, lightweight and durability
• Durable teeth using a plated steel construction supported by a carbon composite (CFRP) carrier body
• Dyna-Sys11 HG-X11 11 speed chain compatible
• Bolt Circle Diameter: 96mm
• Tooth Count: 30T
• Speed: 11 speed

XT M8000 Shadow+ 11 Speed Rear Mech

Now boasting improved stability, this top-notch rear mech delivers a light shift operation with 20% less effort. Easier to adjust and with greater chain stability, the efficient shifting and smoother driving provided by this model makes life easier when negotiating tough trails.

Rear Mech Features:

• Shifting Action: Shadow RD+
• Mount Type: Direct attachment (Conventional)/Direct mount compatible (w/o bracket spec available)
• Maximum Sprocket: Low sprocket – 40/42T*, Top sprocket – 11T
• Minimum Sprocket: Low sprocket – 40T, Top sprocket -11T
• Front Difference: Max 10T
• Total Capacity: 39T
• Link Pin Bushings: 4
• Shift cable comes with new hyper low-friction coating technology
• Efficient pulley teeth design
• Easy-to-adjust chain stabiliser

XT M8000 11 speed Rear Trigger Shifter

This superb rear trigger shifter is ergonomically designed for prolonged enjoyment and ease of use. Simple and easy to incorporate onto your cockpit with I-Spec II for horizontal and vertical positioning, this 11 speed trigger shifter is a simple yet effective upgrade.

Rear Trigger Features:

• Rear Speed: 11 speed
• Instance Release: Yes
• 2-Way Release: Yes
• Mount Style: I-Spec II
• Optical Gear Display: No
• Shift Cable Casing: Not included
• Shift Cable: Low friction shift cable

XT M8000 11 Speed Cassette

This high-quality cassette is light, durable and comes with a chrome-plated finish to guard against corrosion. Its closer gear ratio provides efficient gear and cadence control while its Hyperglide tooth configuration ensures crisp and clean shifting even when under load.

Cassette Features:

• High-performance 11 speed Dyna-SysII cassette
• Close ratio gearing allows more efficient use of energy through finer cadence control
• Largest sprockets are mounted on lightweight alloy carriers to reduce weight and increase rigidity
• Sprockets are cut away and drilled to further reduce weight without reducing rigidity
• Light and durable 46T sprocket
• Chrome-plated finish offers hard wearing resistance to corrosion
• Alloy cassette lockring
• For 11-speed HG-X11 MTB chains
• Weight: 450g

Ultegra 6800-XT M8000 11 Speed Chain

This 11 speed chain is super narrow and offers smooth, crisp shifting and control. Additionally, its outer plate design has been developed to reduce the chance of chain suck, for top-level pedal stroke performance.

Chain Features:

• Material: Stainless Steel
• Number of Links: 116
• Type: HG-X11
• Outer plate design has been developed to reduce the chance of chain suck
• Sil-Tec surface treatment technology (PTFE plating) on inner and outer links that is smooth running and increases durability
• Zinc-Alloy plated outer links
• The inner plate has been developed for better contact with gears providing smoother shifting under high load, giving efficient pedalling, increased rigidity and near silent running
• 5.62mm chain width optimised for 11 speed Super Narrow HG-EV drivetrains
• Weight: 257g

Specs

• Colour: Black
• Size: 11-46, 11-46t, 11-40t, 11-42t
• Option: Bar Mount, I-Spec II, Boost
• Teeth: 32t, 34t
• Speed: 11 Speed
• Length: 175mm, 170mm
• Material: Alloy