Copy and paste this into your TraderConfig.txt All cars configured without key, so you can change this if you want. Also don't forget to change pricing if needed.

<Category> RUSForma Cars UAZ
UAZ_3962_green, VNK, 75000, 30000
UAZ_3962, VNK, 75000, 30000
UAZ_31519_Police, VNK, 75000, 30000
UAZ_3163, VNK, 75000, 30000
UAZ_3163_black, VNK, 75000, 30000
UAZ_3163_red, VNK, 75000, 30000
UAZ_3163_blue, VNK, 75000, 30000
UAZ_3163_green, VNK, 75000, 30000
UAZ_3163_white, VNK, 75000, 30000
UAZ_469_milicia, VNK, 75000, 30000
UAZ_27722_mchs, VNK, 75000, 30000
UAZ_27722_ambulancia, VNK, 75000, 30000

<Category> RUSForma Cars GAZ
GAZ_66, VNK, 75000, 30000
GAZ_66_camo, VNK, 75000, 30000
GAZ_66_zima_camo, VNK, 75000, 30000
GAZ_3110_volga, VNK, 75000, 30000
GAZ_3110_volga_taxi, VNK, 75000, 30000
GAZ_3110_volga_white, VNK, 75000, 30000
GAZ_3110_volga_black, VNK, 75000, 30000
GAZ_M20, VNK, 75000, 30000
GAZ_M20_white, VNK, 75000, 30000
GAZ_M20_green, VNK, 75000, 30000
GAZ_M20_black, VNK, 75000, 30000
GAZ_M20_red, VNK, 75000, 30000
GAZ_M20_blue, VNK, 75000, 30000
GAZ_33081, VNK, 75000, 30000
GAZ_51, VNK, 75000, 30000



<Category> RUSForma Cars ZAZ
ZAZ_968M, VNK, 35000, 10000
ZAZ_968M_red, VNK, 35000, 10000

<Category> RUSForma Cars IJ
IJ_2125_Kombi, VNK, 45000, 15000
IJ_2125_Kombi_beg, VNK, 45000, 15000
IJ_2125_Kombi_green, VNK, 45000, 15000
IJ_2125_Kombi_orange, VNK, 45000, 15000
IJ_2125_Kombi_red, VNK, 45000, 15000

<Category> RUSForma Cars LUAZ
LUAZ_969, VNK, 35000, 10000
LUAZ_969_green, VNK, 35000, 10000
LUAZ_969_blue, VNK, 35000, 10000
LUAZ_969_orang, VNK, 35000, 10000

<Category> RUSForma Cars
BTR_80, VNK, 175000, 70000
M3A1_Scout_Car, VNK, 75000, 30000
ZiS5_Benzovoz, VNK, 75000, 30000
AEC_Matador, VNK, 75000, 30000
Niva2329, VNK, 75000, 30000
Niva2329_camo, VNK, 75000, 30000
Mercedes_G4_W31, VNK, 75000, 30000
Willys_MB, VNK, 75000, 30000
PAZ_672, VNK, 75000, 30000
PAZ_672_orange, VNK, 75000, 30000
ZIL_131, VNK, 75000, 30000
ZIL_131_tent, VNK, 75000, 30000
URAL_375_1964, VNK, 175000, 70000