Grahamf12, who is the manufacturer of the parts sold by Groton on eBay, and why do you suppose they have different prices for the axle shafts - there is a difference even between parts for the same side:

http://cgi.ebay.com/ebaymotors/New-2...spagenameZWDVW

http://cgi.ebay.com/ebaymotors/New-B...7774QQtcZphoto

http://cgi.ebay.com/ebaymotors/New-2...02265815QQrdZ1

http://cgi.ebay.com/ebaymotors/New-B...97037757QQrdZ1