To unlock Xbox Live Gamerscore points, complete the following Achievements.

Achievement	How to unlock
14 weren't enough ( 10 points )	Unlock all locked tracks.
A cup of tea ( 60 points )	Unlock all the Showcase trophies in Career Mode.
Around the World ( 5 points )	Complete the first challenge of the SBK Tour.
Burning like fire ( 15 points )	Win a Race Weekend dressing your rider with the Flaming Head helmet.
Famous Rider ( 20 points )	Reach 500 reputation points.
Great work guys! ( 10 points )	Fully upgrade a bike in Career Mode.
Halfway through the storm ( 20 points )	Storm 25 SBK Tour challenges.
Hat trick ( 50 points )	Win at least one championship for every class in the same Career.
Haunted house ( 10 points )	Download an SBK 2011 Online ghost.
I want to travel south this year ( 10 points )	Complete Challenge 6 of the first level of the SBK Tour.
Intercontinental flights ( 25 points )	Complete Challenge 9 of the fourth level of the SBK Tour.
Leap forward ( 15 points )	Join a Supersport class team in Career Mode.
Legendary ( 20 points )	Unlock all locked riders.
Let's move north ( 20 points )	Complete Challenge 8 of the third level of the SBK Tour.
Living Legend ( 40 points )	Reach 1500 reputation points in Career Mode.
May I ask you a question? ( 5 points )	Use the technical meeting for the first time.
Me against the world ( 15 points )	Win your first Online Quick Race.
My teammate is my boss ( 10 points )	Join Harms Benjan Racing in Career Mode.
National Idol ( 15 points )	Reach 200 reputation points.
Newborn ( 5 points )	Create your first custom rider.
On my way to the top ( 15 points )	Win a race in an Online Championship.
Online Champion ( 40 points )	Win your first Online Championship.
Online Pole Position ( 20 points )	Obtain the best time in an Online Qualifying session.
Phileas Fogg was a newbie ( 40 points )	Complete the last challenge of the SBK Tour.
Professional racer ( 15 points )	Win a single player Quick Race with the opponent at Professional skill level.
Qualified for the world tour ( 30 points )	Complete Challenge 10 of the fifth level of the SBK Tour.
Ready for La Dolce Vita ( 15 points )	Complete Challenge 7 of the second level of the SBK Tour.
Real race rider ( 20 points )	Win a single player Quick Race with the opponent at Real skill level.
Retirement House ( 60 points )	Finish Career Mode.
Riders on the Storm ( 10 points )	Storm one challenge of the SBK Tour.
Rising Star ( 10 points )	Reach 100 reputation points.
Save now, ride later ( 5 points )	Save a bike setting.
Say "Cheeeese" ( 10 points )	Save your first picture in Photo Mode.
Sit back and relax ( 5 points )	Use Replay for the first time.
Slowly Drying ( 20 points )	Win a Wet single player Quick Race of 100% length.
Superstar ( 25 points )	Reach 1000 reputation points.
Test rider ( 5 points )	Successfully upgrade your bike in Career Mode.
The Gentle Art of Making Enemies ( 10 points )	Beat the Special Opponent in Career Mode for the first time.
The Hurricane ( 60 points )	Storm all SBK Tour challenges.
This is how you play this game ( 10 points )	Win a Race Weekend at Full Simulation.
Top class racing ( 20 points )	Join a Superbike class team in Career Mode.
World Champion ( 40 points )	Win a Championship in single player Championship or Career Mode.
You win! ( 10 points )	Win a Quick Race.
You've Come a Long Way, Baby ( 20 points )	Race for 750 Km ( 466.03 mi) online.