Some pictures of the new 2011 SRAM XO groupset, taken at their recent press event in Ashland, OR. Click on photos for larger image.

From the SRAM Website:

"Battle Tested Bringing the first 2X10 MTB gearing and Avid's full-featured brake to the legendary X0 line gives you a product family ready for any XC, Trail, All-Mountain, or DH battle. The X0 Ten Speed drivetrain, anchored by Truvativ's full carbon crankset, takes advantage of XX technologies like X-Glide shifting, X-Dome cassettes, and wide range 2X10 gearing, while Avid X0 brakes dish out all the power and control you can handle. It's time to ride. "

XO Rear Derailleur:

XO_rear_derailleur

Overview:
* SRAM Exact Actuation for precise and dependable 10-speed performance
* New Chassis - focused design for all conditions and usage
* 190 grams - Super light weight and durable
* 36 tooth cassette capability
* 3 cage lengths available - Short for DH, Medium for 2X10 and Long for 3X10
* 4 graphic colors available, Black, Red, Gold and Blue

Specifications:
Speeds 10-speed for 2X10 system
Weight 190 grams
Colors Black, Red, Gold, Blue
Outer Cage Carbon Fiber Composite
Compatibility 10-speed only; 36 tooth
Inner Cage Forged Aluminum
Bearings Sealed Bearings
Cage Sizes Short, Medium and Long
Pulleys Sealed Bearing pulleys
Technology Exact Actuation Ratio, Direct Route Technology

XO Brakes:

XO_brakes

XO_caliper

Overview:
"Since its inception, X0 has made a name for itself as the top line in precise and reliable shifting. Now Avid is introducing the first brake that has ever had the distinction of the X0 name - not to mention the versatility, intuitive design, and sexy good looks that come with it. This full-featured brake can stop on a dime or be feathered with precision you have to feel to believe. At only 333g, X0 packs all the power and control you have come to expect from the Avid Elixir line of brakes into a trim and slim package tough enough for any trail surprises. All-new forged aluminum calipers and lever bodies deliver robust power at a fraction of the weight, and with detented tool-free Contact Point Adjustment, you're just a few clicks from your perfect ride."

Specifications:
Weight 333 grams (160mm rotor; front post mount)
Lever Material Carbon Fiber Lever, Aluminum Body
Caliper Design 2 Piston, Forged 2-piece Aluminum, Adjustable Banjo
Finish Black Onyx w/X0 graphic in Red, Blue, Gold or Black
Rotor G3 CleanSweep 160mm, 185mm, 203mm, 140mm Rear Only
Pad Organic, Top Loading w/Aluminum backing plate
Fluid DOT 5.1
Mount Ambidextrous
Adjustment Contact Point Adjustment, Reach Adjustment, Adjustable Banjo, Tri-Align Caliper Positioning
Special Features TaperBore Technology, MatchMaker X Compatible
Technology TAPERBORE TECHNOLOGY, DEEP STROKE MODULATION, CONTACT POINT ADJUSTMENT, POWER RESERVE GEOMETRY™, TRI-ALIGN™ CALIPER POSITIONING SYSTEM™
INTEGRATED RESERVOIR,DOT 5.1, REACH ADJUST, TOP-LOADING PADS, MOJO, MATCHMAKER X COMPATIBLE

XO 10 speed Cassette:

cassette

cassette_underside

Overview:
"The new PowerGlide™ 1050 cassette offers an innovative approach to 10-Speed cassette design. Our cassette performance is optimized by material choice, tooth profile and shift ramp design for quick and positive index shifting. The cassette shifts efficiently and positively in all high performance situations. Our new cassette features a semi-spidered construction for a maximum stiffness to weight ratio and is available in many optimized configurations to best match a wide variety of uses."

Specifications:
Technology Power Glide
Weight 299 grams (11-32T)
Gear Ratios 11-32, 11-28, 11-26, 11-23, 12-36T
Speeds 10
Recommended Chain PC-1090R, PC-1090, PC-1070, PC-1050, PC-1030
Lock Ring Material Steel / Pad printed finish
Sprocket Material Heat treated steel / Blast Silver

XO Cranks cutaways:

Showing the blending of carbon and aluminum.

cutaways_2

cutaways

Overview:
* All new light weight carbon crank that is strong enough to handle the epic all mountain adventure
* X-Glide 2X10 and 3X10 shifting technology, 26-39, 28-42 and 22-33-44 gearing
* CNC machined 7mm AL rings
* New GXP Bottom Bracket System featuring Gutter Seal Technology
* Available in the following bottom bracket configurations: PF30, BB30, GXP and GXP PF
* 4 graphic colors: Red, Black, Gold and Blue

Specifications:
Arm Material Carbon Molded
Weight 788 Grams (GXP w/BB)
Bolts Alloy Double Hex Type/Stainless Steel
Recommended Chain 10 Speed
Material Carbon Fiber Arms w / Forged Alloy Spine

Truvativ GXP Bottom Brackets:

bottombrackets

Overview:
"Welcome our new Gutter Seal Technology! Gutter drastically improves sealing against the elements while reducing seal drag. We've designed a fresh new cup forging for a new high-end look. A new standard in external bearing performance!"

* Gutter Seal Technology
* Improved tool engagement
* Sealed cartridge bearings
* English or Italian threads

Ceramic - Ceramic bearings. Red Ano finish
Team - Custom steel bearings. Tungsten finish
XR - Custom steel bearings. Black finish

Code R Brakes:

code_r

code_brakes

Overview:
"BRINGING POWER TO THE PEOPLE."

"Code's little brother just got tougher. With an all new, forged dual-diameter, four-piston caliper, Code R offers increased power without compromising control or feel. With a simplified design to make it a little easier on the wallet, Code R maintains the Code family values of reliability, strength and ridiculously easy serviceability. Now featuring the fade-free braking of TaperBore Technology and the sleek yet oh-so-powerful integrated reservoir on top of Avid's proven Power Reserve Geometry™, the Code R will make you think before you call this brake anyone's "little" brother."

Specifications:

Weight 395 grams (160mm rotor; front post mount)
Lever Material Aluminum Lever, 3-cartridge Bearing lever pivot
Caliper Design 4-Piston, Dual-Diameter, Forged 2-piece
Finish Graphite Grey, Lever: Aluminum
Rotor G3 CleanSweep 160mm, 185mm, 203mm
Pad Organic, Top-Loading
Fluid DOT 5.1
Mount Ambidextrous
Adjustment Tool-Free Reach Adjustment, Adjustable Banjo, Tri-Align Caliper Positioning
Special Features TaperBore Technology
Reversible,break-away lever, Split Clamp, MatchMaker compatible
Technology TAPERBORE TECHNOLOGY, DEEP STROKE MODULATION, POWER RESERVE GEOMETRY™, TRI-ALIGN™ CALIPER POSITIONING SYSTEM™, BEND ZONE, INTEGRATED RESERVOIR, DOT 5.1, TOOL-FREE REACH ADJUST, TOP-LOADING PADS, MATCHMAKER COMPATIBLE

More info: XO on SRAM'S website