Unsolved How do I skin the dry van loading ramp?

Im currently trying to make a skin with a custom painted loading ramp just like beamn industries but Ive been unable to do so

singleton Material("dryvan.skin.RedlineCustomsDV")
{
mapTo = "dryvan.skin.RedlineCustomsDV";
overlayMap[1] = "vehicles/dryvan/RedlineCustomsDV/dryvan_skin_RedlineCustomsDV.dds";
diffuseMap[1] = "vehicles/dryvan/dryvan_d.dds";
specularMap[1] = "vehicles/dryvan/dryvan_s.dds";
normalMap[1] = "vehicles/dryvan/dryvan_n.dds";
diffuseMap[0] = "vehicles/common/null.dds";
specularMap[0] = "vehicles/common/null.dds";
normalMap[0] = "vehicles/dryvan/dryvan_n.dds";
specularPower[0] = "128";
pixelSpecular[0] = "1";
specularPower[1] = "32";
pixelSpecular[1] = "1";
diffuseColor[0] = "1 1 1 1";
diffuseColor[1] = "1 1 1 1";
useAnisotropic[0] = "1";
useAnisotropic[1] = "1";
castShadows = "1";
translucent = "1";
translucentBlendOp = "None";
alphaTest = "0";
alphaRef = "0";
dynamicCubemap = true; //cubemap = "BNG_Sky_02_cubemap";
materialTag0 = "beamng"; materialTag1 = "vehicle";
};
},
"dryvan_ramp.skin.RedlineCustomsDV" : {
"name" : "dryvan_ramp.skin.RedlineCustomsDV",
"class" : "Material",
"persistentId" : "8c64d6f3-ca9a-4e10-9105-f0bd42f41bb6",
"Stages" : [
{
"colorMap" : "vehicles/common/null.dds",
"normalMap" : "vehicles/dryvan/dryvan_ramp_n.dds",
"pixelSpecular" : true,
"specularMap" : "vehicles/common/null.dds",
"specularPower" : 128,
"useAnisotropic" : true
},
{
"colorMap" : "vehicles/dryvan/dryvan_ramp_d.dds",
"normalMap" : "vehicles/dryvan/dryvan_ramp_n.dds",
"overlayMap" : "vehicles/dryvan/RedlineCustomsDV/dryvan_skin_RedlineCustomsDV.dds",
"pixelSpecular" : true,
"specularMap" : "vehicles/dryvan/dryvan_ramp_s.dds",
"specularPower" : 32,
"useAnisotropic" : true
},
{},
{}
],
"alphaRef" : 0,
"dynamicCubemap" : true,
"mapTo" : "dryvan_ramp.skin.RedlineCustomsDV",
"materialTag0" : "beamng",
"materialTag1" : "vehicle",
"translucent" : true,
"translucentBlendOp" : "None"