1999 GMC SLE K3500 (GMT400) 4X4 CLASSIC - $39,000 (Las Vegas)

For Sale: Rare 1999 GMC K3500 Crew Cab Long Bed 4x4 (GMT400 OBS) – $39,000 OBO A true unicorn for OBS enthusiasts. This exceptionally clean 1999 GMC K3500 4x4 Crew Cab Long Bed is one of the last built on the legendary GMT400 platform — the final year of the iconic Old Body Style (OBS). If you’ve been searching for the ultimate heavy-duty classic, this is your truck. 🔧 Key Specs & History • Engine: 7.4L Vortec 454 (L29) V8 • Transmission: Heavy-Duty 4-speed automatic w/ overdrive • Mileage: 182,500 (purchased at 179,350 on 11/03/2021) • Ownership: Originally custom ordered new for $40,000 by a Vietnam veteran U.S. Marine — passed down in the family and professionally upgraded • Veteran Owned: I’m a proud U.S. Army veteran and intended to turn this into a show-quality build. 🚗 Condition This truck has been meticulously cared for and tastefully upgraded, with over $16,000 invested in premium parts, restoration, and preventative maintenance. It runs, drives, and shows better than many newer vehicles — and turns heads everywhere it goes. 🔧 Upgrades & Modifications Interior • Custom Katzkin premium leather (California-made) • OC Auto USA premium carpet w/ mass backing • WeatherTech floor liners (front & rear) • Viper 5706 alarm with remote start • Acumen R10 12” 4K mirror dash cam system ($1,600 installed) • Redhead upgraded steering gearbox Wheels & Tires • Rare Weld Cheyenne Forged USA wheels (18x8.5”) – mint with new caps • BF Goodrich KO3 All-Terrain LT305/65R18 (installed at 180,960 miles) Suspension & Steering • Rancho 9000XL adjustable shocks • Kryptonite: SS center link, tie rods, sway bar end links, Death Grip pitman arm • Borgeson steering shaft • Bilstein front stabilizer • Spicer U-joints, balanced driveshaft • Redhead steering gearbox • Optional: Brand-new Kryptonite control arms available ($600) Exterior • Bulletproof spray-in bedliner (no 5th wheel use) • Heavy-duty rubber bed mat • Dual Flowmaster exhaust – deep but not obnoxious • New OEM-style inner fender liners (included, not yet installed) Engine & Drivetrain • New: mass airflow sensor, battery, front & rear brakes, water pump, radiator, hoses, AC compressor & full AC system, idler arm, outer tie rods, rear bearings & seals • K&N air filter • B&M aluminum differential & transmission pans (improved cooling/capacity) • New serpentine belt, tensioner, pulleys • All high-quality fluids used (transmission, transfer case, differential) Other • Recent alignment • Comes with $1,000+ worth of new spare parts • Clean title – Carfax available • More photos/videos available upon request 💰 Asking Price: $39,000 OBO No rust, no issues, no excuses. This is one of the cleanest OBS K3500s you’ll ever find — especially in this configuration and condition. Perfect for a collector, a high-end daily, or a show build. These are only going up in value, and this one is already a standout. Contact Richard: 📞 show contact info 📸 More pics and walk-around videos available on request!