Spare tyre
The spare tyre fits in the trunk/boot (for sedans & coupes) or under the rear chassis for van & truck.
Also see: * Jack * Changing tire
Overview
The 1200 uses a full-size spare, the same tyre as used by the other four wheels.
[h45019349t9630801-img411x405-116122.jpg] 
Sedan
57210-18000 HANDLE-SPARE WHEEL CLAMP B10.S,K, B110.S,K -1270 74630-21002 HANDLE-SPARE WHEEL CLAMP B110.S,K 510, 0171-
older style
Tyre well of Rear Floor is accessible from the Boot
Coupe
https://i297.photobucket.com/albums/mm219/ddgonzal/Datsun%201200/GX5/09.jpg
Van
Datsun 1200 Van jack is carried in front of the passenger seat.
Main: Jack#Wagon
Truck
Datsun 1200 Truck (ute) carries the spare tire under the cargo floor, aft of the rear axle.
Search for images: サニトラ スペアタイヤ キャリアᴵ
See also: Spare Wheel Hanger Part Numbers
The back of the carrier frame hinges off a bracket on the 2nd Crossmember (the one over the rear axle):
スペアタイヤブラケット スペアタイヤキャリア
Datsun 1000 Van
Datsun 1000 Van (light wagon) carries the spare tire under the cargo floor, aft of the rear axle — in a swing-down carrier similar to the #Truck.
Spare tyre is 5.00-12 (4P or is it 6P?).
The Jack is carried in the back, just outside the right rear cubby.
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