Make up of 1941 circa Pz Div as follow, the following had 2 battalions in the Pz Regt, the rest had 3 battalions.
1st Pz Div = Pz Regt 1
4th Pz Div = Pz Regt 35
9th Pz Div = Pz Regt 33
10th Pz Div = Pz Regt 7
11th Pz Div = Pz Regt 15
13th Pz Div = Pz Regt 4
14th Pz Div = Pz Regt 36
16th Pz Div = Pz Regt 2
all the rest had as stated 3 Pz Abtielung with the Pz regt.
1941 Pz Division
Div Stab (Hq)
Signals Abtielung
Divisional Hq Defence Kompanie (little more at this stage than a Kradschutzen Zug(Platoon and a Flak Zug)
Pz Regt Stab (Hq)
2 or 3 Pz Abtielung
Schutzen brigade Stab
2 Schutzen Regiments (3,4,6,7,8,9,11,13,17,18 & 20th Pz Divs had 1 Gepanzerte schutzen Kompanie per schutzen brigade)
Pz Pioneere Abtielung (1,3,4,6,7,8,9,10,17,18,19 & 20th Pz Divs Had 1 Gepanzerte Pioneere Kompanie in the abttielung)
1 Kradschutzen abtielung (1 & 10th Pz Div had a Gepanzerte schutzen kompanie as part of the Abt)
1 Armoured Aufklarungs Abtielung 2 kompanies mounted on Armoured cars (a mix of Sdkfz 222/223/232 & 1 lorry mounted Schutzen Kompanie, alos a heavy Kompanie with AT/Flak/HMG Zugs)
1 Panzerjagd Abtielung (this varied from Div to Div but most were equiped with Pak 36-37mm, very few had Pak 38/9-50mm)
1 Pz Arty regt normally 3 Abtielung each of 2 105mm batteries and 1 of 150mm.
1 Flak Abtielung (3 light Kompanies & 1 Schwere (88) Kompanie
Div Train (workshops etc)
Div Bridging Kompanie ( had the ability to cross rivers upto 20/30 meteres on its own, larger needed Korps pioneere support)
very rough out line, but hope it helps some what.
all the best
Proff