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£79,575
Supercharged 2025 GMC Sierra 1500 4×4 Jimmy Conversion
United States • 9 Jun 2026
Vehicle Details
AI Listing Summary
This extensively modified 2025 GMC Sierra 1500, converted into a "Jimmy" by Flat Out Autos, boasts a supercharged 5.3L V8 engine and only 333 miles. Its unique build features a shortened frame, an open-bed cabin with a rear bench seat, a lifted suspension, and custom white paint, making it a standout custom truck.
Condition
9
The vehicle has only 333 miles, indicating it is essentially new. The conversion by Flat Out Autos appears to be professionally done. The description does not mention any dents, scratches, paint damage, or curb marks. The condition is near-perfect with only minor signs of use that would be expected from such low mileage.
/ 10
Transmission:
Automatic
Chassis No:
3GTNUAED7SG114491
Odometer:
333 miles
Reg Number:
[Reg Number]
RHD/LHD:
LHD
Supercharged 5.3L EcoTec V8 10-Speed Automatic Transmission Dual-Range Transfer Case White Paint Matching Removable Bed Cap White Katzkin Leather 22" Denali Wheels Lifted Suspension w/Fox Shocks Deployable Side Steps Roll Bar Receiver Hitch Power-Folding Rear Bench Touchscreen Infotainment System Clean Carfax Report Touchscreen Infotainment System Clean Carfax Report
This 2025 GMC Sierra is a regular-cab 1500 truck that has been modified by Flat Out Autos of Jonesboro, Arkansas, with their Jimmy conversion.
The build involved disassembling the truck, shortening the frame, opening the cabin to the bed, and installing a roll bar and bench seat behind the front seats.
Power is provided by a 5.3-liter EcoTec V8 with a Whipple supercharger, and it is linked to a 10-speed automatic transmission and a dual-range transfer case.
Finished in white with a removable color-matched bed cap, the truck rides on 22″ Denali wheels as well as a lifted suspension with Fox BDS-series shocks.
Inside, t...
Points of note
£2,333
Lowest Price (Since 2020)
£28,470
Median Price (Since 2020)
£233,145
Highest Price (Since 2020)
World Record
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