Interior Dimensions
Here is a great reference for the inside dimensions of a 95-up A/S van. The info and pictures are not mine, but I wanted a backup for when their site goes down because they all eventually go down(that's what she said).
Floor to bottom of rear seat: 17.5cm / 6.9 inches
Rear door to rear seat bottom bracket: 71cm / 27.9 inches
Rear door to rear seat bottom cushion: 63.5cm / 25 inches
Rear door to rear seat top: 43cm / 16.9 inches
Ceiling to rear seat top: 38cm / 19.9 inches
Ceiling to rear seat headrest: 20cm / 7.9 inches
Ceiling to rear seat folded top: 72.5cm / 28.5 inches
Floor to rear seat folded back: 46cm / 18.5 inches
Rear seat side to wall: 10.5cm / 4.1 inches
Floor to rear seat folded front: 49.5cm / 19.5 inches
Rear door to rear seat folded top: 114cm / 44.9 inches
Rear door to rear seat folded headrest: 126cm / 49.6 inches
Rear door to middle seat bottom bracket: 154cm / 60.6 inches
Rear door to middle seat bottom cushion: 151cm / 59.4 inches
Rear door to middle seat top: 126cm / 49.6 inches
Floor to middle seat folded back: 45.5cm / 17.9 inches
Floor to middle seat folded front: 48.5cm / 19.1 inches
Middle seat cushion to front seat: 26.5cm / 10.4 in
Middle seat headrest to front seat: 14.5cm / 5.7 inches
Middle seat folded top to front seat: 28.0cm / 11 inches
Door to middle row bottom bracket: 56cm / 22 inches
Door to middle row bottom: 38cm / 15 inches
Door to middle row seat cushion: 32cm / 12.6 inches
Door to middle row arm rest: 26cm / 10.2 inches
Window to middle row top: 40.5cm / 16 inches
Rear width bottom: 142cm / 55.9 inches
Rear width middle: 137cm / 53.9 inches
Rear width top: 122cm / 48 inches
Rear wheel wall to wall bottom: 142cm / 55.9 inches
Rear wheel wall to wall middle: 142cm / 55.9 inches
Rear wheel arch to arch: 127cm / 50 inches
Rear window to window: 172.5cm / 67.9 inches
Middle window to window: 174cm / 68.5 inches
Side door to wall top: 172cm / 67.7 inches
Side door to wall middle: 165.5cm / 65.1 inches
Side door to wall bottom: 145cm / 57 inches
Front width top: 130cm / 51.2 inches
Front width middle: 156cm / 61.4 inches
Front width bottom: 145cm / 57 inches
Armrest to armrest: 34cm / 13.4 inches
Seat to seat bottom: 42cm / 16.5 inches
Rear door to front seat bracket: 247cm / 97.2 inches
Floor to ceiling rear door at side: 108cm / 42.5 inches
Floor to ceiling back at side: 117.5cm / 46.3 inches
Floor to ceiling middle at side: 120cm / 47.2 inches
Floor to ceiling front at side: 116cm / 45.7 inches
Floor to ceiling rear door at middle: 109cm / 42.9 inches
Floor to ceiling back at middle: 119cm / 46.9 inches
Floor to ceiling middle at middle: 120cm / 47.2 inches
Floor to light middle at middle: 115.5cm / 45.5 inches
Floor to ceiling front at middle: 121cm / 47.6 inches
Floor to rear wheel arch top: 28.5cm / 11.2 inches