These are the individual axles for the Lone Star Racing suspension kits. 

The rear shafts have been upgraded to 300M material.

Measurements:
MTS +3 Axle Lengths                                                        
05-'07 Fronts = 19.30                                                  
08 & Up Fronts = 19.58                                               
'05-'07 Left (driver) Rear = 19.38                                    
'08 & Up Left (driver) Rear = 18.97                               
'05-'07 Right Rear = 20.6                                                
'08 & Up Right Rear = 20.93 

XTR +6.5 Axle Lengths
'05-'07 Fronts = 22.75"
'08 & Up Fronts = 23.03"
'05-'07 Left (driver) Rear = 22.95"
'08 & Up Left (driver) Rear = 22.53"
'05-'07 Right Rear = 24.30"
'08 & Up Right Rear = 24.63"