ðə pɹˈoʊɾoʊtˌaɪp tʃˈæsi kˈæɹid ɐn ˈɛks hˈɪɹ, ˈaɪ.ˈiː. vˌiːˌɑːɹɹˈɛks, ˌɛksˌɛksˈɛks ɹᵻflˈɛkts ðə tʃˈæsi diːtˈeɪlz, ænd jjˈaɪ ðɪ ˈɛndʒɪn, ˈiː.dʒˈiː. vˌiːˌɑːɹtˈiː slˈæʃ ˌɛsˈɛl θɹˈiː slˈæʃ sˈɪks ˌɛlˌɛksbˈiː ɪz ɐ ʃˈɔːɹt, lˈoʊ, sˈɪɹiz θɹˈiː wɪð ɐ tɹænsvˈɜːs ɡˈɑːɹdnɚ sˈɪks ˌɛlˌɛksbˈiː ˈɛndʒɪn.
The prototype chassis carried an X here, i.e. VRX), xxx reflects the chassis details, and yyy the engine, e.g. VRT/SL3/6LXB is a short, low, Series 3 with a transverse Gardner 6LXB engine.