Lots of parts available, links to ebay auctions here:
XXX Front spindles and carriers LOSA1122
http://www.ebay.co.uk/itm/301692241508
Losi XXX CR LOSA2129 Rear Hubs VLA:
http://www.ebay.co.uk/itm/301691819324
Losi XXX CR LOSA2113 Rear Pivot Block 2 Degree:
http://www.ebay.co.uk/itm/301691817993
Losi XXX BK2 Kinwald TLR LOSA9800 Rear Arms:
http://www.ebay.co.uk/itm/301691502431
Losi XXX BK2 Front Bulkhead Graphite:
http://www.ebay.co.uk/itm/301691497321
Losi XXX CR Front Chassis Brace EA3:
http://www.ebay.co.uk/itm/301690626596
Losi XXX CR LOSA1104 Front Shock Tower:
http://www.ebay.co.uk/itm/301690623165
Losi XXX LOSA1111 Front Suspension Arms:
http://www.ebay.co.uk/itm/301690622174
Losi XXX CR LOSA1112 Front Suspension Arms VLA EA3:
http://www.ebay.co.uk/itm/301690620672
Losi XXX Chassis:
http://www.ebay.co.uk/itm/301690613113
RPM 1/4" Delrin Pivot Balls Losi Shocks All XX XXX:
http://www.ebay.co.uk/itm/301689977878
Losi XX XXX LOSA3132 Slipper Backing Plate:
http://www.ebay.co.uk/itm/301689975547
Losi XXX LOSA2108 Rear Pivot Plate:
http://www.ebay.co.uk/itm/301689973203
Losi XXX CR EA3 Chassis & Brace LOSA 4104:
http://www.ebay.co.uk/itm/301689968896
Losi XXX LOSA4139 Hinge Pin Brace:
http://www.ebay.co.uk/itm/301689970472
Losi XXX CR LOSA2133 Rear Suspension Arms VLA EA3:
http://www.ebay.co.uk/itm/301689969110
I have many more XXX and XX parts, if you need something - let me know.