Information can also be found here.
The information here is to help you restore your JA11 Suzuki Jimny. I've painstakingly collected it in the process of restoring my own vehicle to factory spec. Note that the information applies to chassis numbers JA11-150000 and higher, and may not be accurate for older or newer models.
Fluids
Engine: F6A 2-valve 660cc Turbocharged
Engine Oil: SAE 10W-30 API SF
Quantity: 3.1 liters total, 2.9L oil change with filter, 2.7L oil change excluding filter
Oil Change Interval: 5,000km
Oil Filter Change Interval: 10,000km
Oil Pressure: 2.5 kg/cm² at 2000 rpm (245 kPa, 35.6 psi)
Oil Filter P/N: 16510-81402
Alternatives: JS Asakashi C932J, ViC C-932, Donaldson P502024, Mann W67/2, Fleetguard LF3614, ViC C-110, Hengst H97W13
Spark Plug: NGK BPR5E (on sticker under hood)
Thread 14.0mm, Reach 19.0mm, Gap 0.8-0.9mm, Heat Range 5 (NGK spec)
For NGK plugs, BKR = BCPR manufactured to ISO standards.
Coolant Capacity: 4.0 liters total, 0.6 liters overflow reservoir
Radiator Cap Rating: 0.9 kg/cm²
Transmission Oil (5MT): SAE 90 GL-4 (SAE 75W-85 for cold regions)
Quantity: 1.2L drained (spec - DO NOT OVERFILL TO 2 LITERS! Speaking from personal experience.)
Change Interval: 20,000km or 2 years
Transfer Case Oil: SAE 90 GL-4 (SAE 75W-85 for cold regions)
Quantity: 0.8L
Change Interval: 20,000km or 2 years
Front and Rear Differential Oil: SAE 90 GL-5 (SAE 75W-85 for cold regions)
Quantity: 1.5L
Change Interval: 20,000km or 2 years
Fuel tank capacity: 40L
Brake Fluid: DOT-3