Tough, Aggressive, Light.

For updated off road riding. "Shimano SLX" has a high image and covers All-Mountain. Many functions of SLX are different than XT and Deore. That means SLX has several distinctive features including a front double chainwheel as an option, which XT or Deore doesn't have.
Brakes - Disc Brake System
Product
Disc Brake System
BR-M665    BL-M665   
SM-RT64   
Opposed 2-piston system with Servo Wave technology. Delivers 20% more stopping power than previous BR-M585.
Cassette Sprockets
Product
Cassette Sprockets
CS-HG80   
The CS-HG80 Cassette Sprockets have a Spider arm for 3 low sprockets, a new color and is available in 3 different gearings: 11-28T, 11-32T, 11-34T
Chains
Product
Chains
CN-HG73   
Super Narrow CN-HG73 Chain for 9-Speed
Cranksets
Product
Cranksets
FC-M660    FC-M665   
The crankset features light and strong Hollowtech II technology and is suitable for more Extreme riding, Cross Country and/or Trekking.
Front Derailleurs
Product
Front Derailleurs
FD-M660    FD-M660-E   
FD-M661    FD-M661-D   
Front Derailleurs are offered in a variety of configurations to suit just about any bicycle design.
Rear Derailleurs
Product
Rear Derailleurs
RD-M662-GS    RD-M662-SGS   
Low Profile shadow technology. Straight & stable. stronger guide spring
Shifters
Product
Shifters
SL-M660   
RAPIDFIRE Plus Shifter. 2-way release and in-outboard positioning
Front Hubs
Product
Front Hubs
HB-M665    HB-M667   
HB-M668   
Center Lock hub for Disc Brake. also a 20mm and 15mm version is available
Rear Freehubs
Product
Rear Freehubs
FH-M665   
Center Lock hub for disc Brake. Micro ratchets for quicker engagement and faster acceleration