idle unit on ebay

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=1847288550&rd=1

other parts: from 85 wrecked 500SEC
-window regulator assembly front left $45.00
-window regulator assembly rear left $35.00
-window regulator assembly rear right $35.00
-left sun visor navy blue, great condition $20.00
-window glass front right, both rear, $50.00 each
-fuel distributor, lower hose missing, great working condition $100
-distributor works great $50
-some units under dash make offer
-complete fuse box with all relays $30.00
-Auto transmission complete works great exhaust mount broken, make offer
-rear differential make offer
-fuel pump assembly, works great, no noise make offer
-alternator $20.00
-AC compressor needs clutch have lines as well
-starter $20.00
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from 85 380SE
-engine 116 961 with worn cams or fuel distributor, mint condition, had it rebuilt, have all receipts make offer, has Euro exhaust manifolds

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1994 Ford Taurus SHO
1999 Kawasaki Ninja ZX9R

also have drivers seat available, all power, $50.00 plus shipping

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1994 Ford Taurus SHO
1999 Kawasaki Ninja ZX9R

What are the numbers on the differential?
I have a 1983 500SEL (Grey mkt, same as US 1984)
Was there any clunking when in use?
THANKS!
Tony
what state are you in?