Deal Check GMC Sierra SLT Pickup

Mind sharing your thoughts? I feel the factor is high but I am not an expert.
MSRP:$66,595
Neg. Price: $58,000
Residual: $39,290
FICO: 790
Factor: .00325
Fees built in to lease:GM Finance Fee:$695, Doc Fee:$499
$0 out the door. No trade ins.
Pmt:$806
Term: 48 mo.