GERMANY
KAMPFWAGEN M28
Weight: 7.5 t
Length: 4.5 m
Width: 2.5 m
Height: 2.5 m
Crew: 6
Armor: up to 14 mm
Armament: 2 × 7.92 mm MG 13 machine guns
Engine: Daimler-Benz M36, 100 hp
Speed:
on wheels — 46 km/h
on tracks — 23 km/h
SD.KFZ.232(8 rad)
Weight: 8.5 t
Length: 5.9 m
Width: 2.2 m
Height: 2.9 m (with frame antenna)
Crew: 4
Armor: 8–15 mm
Armament:
• 1 × 20 mm KwK 30 L/55 autocannon
• 1 × 7.92 mm MG 34 machine gun
Engine: Büssing-NAG L8V, 155 hp
Speed: 85 km/h
SD.KFZ.222
Weight: 4.8 t
Length: 4.8 m
Width: 1.95 m
Height: 2.0 m
Crew: 3
Armor: 5–14.5 mm
Armament:
• 1 × 20 mm KwK 30 or KwK 38 autocannon
• 1 × 7.92 mm MG 34 machine gun
Engine: Horch 3.5 l V8, 90 hp
Speed:80 km/h
USSR
BA-3
Weight: 5.9 t
Length: 4.65 m
Width: 2.2 m
Height: 2.5 m
Crew: 4
Armor: 6–15 mm
Armament:
• 1 × 45 mm 20-K tank gun
• 2 × 7.62 mm DT machine guns
Engine: GAZ-AA, 40 hp
Speed: 55 km/h
LB-62
Weight (combat): ~5.15 t
Crew: 3
Armor: 4–13 mm (hull), ~8–10 mm (turret)
Armament:
1 × 12.7 mm ДШК (in turret)
2 × 7.62 mm ДТ (one in turret, one in ball mount in frontal plate)
Engine: GAZ-202, ~85 hp
Speed (road): ~70–80 km/h
Dimensions (approx):
Length: ~4.43 m
Width: ~2.0 m
Height: ~2.24 m
BA-I
Weight: ~5.0 t
Crew: ~4 (or sometimes given as 4 including commander)
Armor thickness: 4–8 mm
Armament:
1 × 37 mm PS-1 gun
2 × 7.62 mm DT machine guns (one in turret, one in hull)
Max speed: 60–63 km/h
Dimensions (approx):
Length: ~4.9 m
Width: ~2.07 m
Height: ~2.36 m
USA
TUCKER TIGER
Weight: ~4.5–5.0 t
Length: ~5.2 m
Width: ~2.1 m
Height: ~2.3 m
Crew: 3–4
Armor: up to 10–12 mm
Armament: 1 × 37 mm gun + several 7.62 mm machine guns
Engine: Packard V12 (≈175–200 hp)
Speed: 183 km/h
M3A1_SCOUT_CAR
Weight: ~3.2–3.6 t
Length: ~4.5 m
Width: ~1.9 m
Height: ~1.9 m
Crew: 2 (driver + commander) + up to 8 passengers
Armor: 6–8 mm
Armament: usually 1–2 × .30 cal (7.62 mm) machine guns (M1919 or similar)
Engine: gasoline, ~110–130 hp (White petrol engine variants)
Speed: 80–90 km/h
JAPAN
TYPE 93
Crew: 4 to 6 personnel
Dimensions:
Length: 4.80 meters
Width: 1.80 meters
Height: 2.30 meters
Weight: 4.5 tons
Speed: 40 km/h
Armor:
Thickness: 8–11 mm
Armament:
Primary: 1 × 7.7 mm Vickers Mk I medium machine gun
Secondary: 4 × 6.5 mm Type 91 or Nambu Type 11 machine guns
Unfortunately, I only found one armored car for Japan, but you can suggest your own options.
These armored vehicles can be assigned to the I-III brigades (but I think the maximum is II)
I hope you appreciate and support this suggestion!