A 1948 Indian Chief motorbike will lead the sale of an important single owner automobile collection at Claystrong Enterprises in Philadelphia.

The 1948 Indian Chief is an American classic

Bidding on the lot is at $20,000 ahead of the January 2 close date.

Other highlights include a 1939-1945 OT-810 German army half truck, which stands at $12,500.

Auction house head Clayton Armstrong told local news site ABC 27: "This is one of the biggest sales I've had yet.

"We have people coming in from as far as Missouri, Indiana, Iowa to bid on items, and I have registered bidders as far Germany, Europe."