It is the 144 wheel base with the lower roof option. This one has doors on both sides. Passenger side and rear doors glass. Steel partition with glass. Step bumper, grill guard, 3.0 6 cylinder diesel engine. I just put $4000.00 into the motor including new intakes, tune up, and oil/filter changed to Amsoil. Have receipts and mechanic referral. Gets 20 mpg and runs great. These motors will last forever. Has 385,000 miles on it but all highway with 300 to 400 miles/day put on. Was an over the road delivery vehicle. Have clean title in hand and copy of clean Carfax. I have over $11,000 in it. Just upgraded to a newer one. Asking $8,950 or best offer.