http://www.bikeradar.com/news/article/shimano-xt-dyna-sys-10-speed-first-ride-review-25941

 

2011 Shimano Deore XT Specifications:
RD-M773 – XT Shimano Shadow Rear Derailleur

• Low Profile Shimano Shadow rear derailleur design reduces the component profile by 15mm less than a traditional design in high gear.
• Top normal spring design to mesh with the more common choice of RapidFire shifters for trail / all-mountain riding
• Sealed bearing guide and tension pulleys
• Available in medium and long cage (GS and SGS)
• Total capacity: 43T (SGS), 35T (GS)
• MSRP: $129.99

FD-M770/771-10 Front Derailleur Specific 10s cage design

• Available in Top Swing, conventional, or E-type configurations to mount on most any frame
• Adaptable clamp means one size fits all for 28.6, 31.8, 34.9 and multi-pull allows top or bottom cable pull
• Set screws are angle outward for easier adjustment on some full suspension designs
• Clamp band positions the same for 9 and 10s versions
• Cage profiled for more tire clearance
• MSRP: $59.99

SL-M770-10-R RapidFire Plus Shift Lever (rear)

• Additional rear shifter option with 10s vs. 9s
• Alloy main lever 2-way release trigger allows thumb or finger actuation
• Two position clamp band for tune-able ergonomics
• Multi-bearing construction for greater durability and reduced effort
• Removeable optical gear display
• MSRP: $99.99 (set, front lever same as 9s)

FC-M770-10 Front Chainwheel

• Hollowtech II design maximizes stiffness while keeping weight to a minimum
• Precision two-piece construction for perfect chainline and chainwheel alignment.
• 42T-32T-24T
• Carbon / Steel composite middle ring adds rigidity for better shifting, increases service life, and smoothly delivers powers to the cassette.
• Outboard bearings maximize stability and stiffness
• MSRP: $359.99

CS-M771-10 Cassette

• Largest 6 cogs on two spiders for light and rigid construction
• 11-13-15-17-19-21-24-28-32-36 and 11-13-15-17-19-21-23-26-30-34
• Alloy lock ring
• MSRP: $114.99

CN-HG94 Chain HG-X direction chain

• Inner and outer plates feature asymmetrical design to optimize front and rear shifting
• Zinc-alloy plated for maximum durability
• Uses standard connecting pin
• MSRP: $49.99