What is the value assigned to the new tractor?

Family Farms exchanged an old tractor for a newer model. The new tractor is similar in nature to the old one and therefore there is no economic substance to the transaction. Amounts Cost of old tractor $28,000 Accumulated depreciation on old tractor $17,000 Cash received $1,500 Fair value of new tractor $13,500 What is the value assigned to the new tractor