ahh i jsut went and check the side panle in the door and it states front-2112 rear 1854 which means it 3941 jsut a lil short of 4000...i have the 99 g20t..u might wnat to check urs..and stereo stock..now jsut cause i'm new doesnt mean i know any less:0P..anyhow thats what my wiehgt of my car is.