Nationality	Type	Brand	Company / Group	Modells	Components	Drivers	Results
Italy		Accossato	-	5	0	5	9
Italy		Acerbis	-	0	0	0	0
USA		Aermacchi / Harley Davidson	-	6	0	2	4
Brasilia		Agrale	-	1	0	0	0
Italy		AIM	-	7	0	6	7
UK		AJS	-	2	0	2	4
Spain		Alfer	-	3	0	1	3
Canada		Alouette	-	2	0	0	0
UK		Amal	-	0	1	0	0
Mexico		Ammex	-	1	0	0	0
Italy		Ancilotti	-	26	0	7	9
Italy		Aprilia	Piaggio & C. S.p.A.	37	0	24	69
UK		Armstrong CCM	-	1	0	0	0
Italy		Aspes	-	30	0	2	5
USA		ATK	-	1	0	0	0
Italy		Benelli	-	5	0	2	6
Italy		Beta	Betamotor S.p.A.	91	29	11	32
Spain		Betor	-	0	0	0	0
Germany		Bing	-	0	7	0	0
Italy		BM	-	2	0	0	0
France		BPS	-	9	0	3	5
Germany		BSM	-	1	0	0	0
Spain		Bultaco	-	31	0	22	98
Italy		Cagiva	MV Agusta Motor S.p.A.	42	0	22	65
Canada		Can-Am	-	8	0	6	14
Mexico		Carabela	-	5	0	0	0
Portugal		Casal	-	2	0	0	0
Italy		Casalini / OMC	-	2	0	0	0
Italy		Ceriani	-	0	0	0	0
Italy		CEV	-	0	0	0	0
Italy		Cimatti	-	7	0	0	0
Italy		CMK	-	0	0	0	0
USA		Cooper	-	1	0	0	0
Italy		Corte & Cosso	-	0	6	0	0
UK		Cotton	-	3	0	1	2
Hungary		Csepel	-	2	0	0	0
France		CYCMO	-	1	0	0	0
Tschecheslovakia		CZ	-	18	0	55	312
Italy		Dell´Orto	-	0	3	0	0
Italy		DEMM	-	1	0	0	0
Japan		Denso	-	0	0	0	0
Spain		Derbi	Piaggio & C. S.p.A.	4	0	2	2
Germany		DKW	-	3	0	5	12
Italy		Domino	-	0	0	0	0
Italy		Ducati	Audi AG	3	0	1	1
Spain		Ducson	-	1	0	0	0
Germany		EBC Brakes	-	0	0	0	0
Italy		Elmeca	-	3	0	0	0
Portugal		Famel	-	0	0	0	0
Italy		Fantic	Fantic Motor S.p.A.	36	0	10	23
Belgium		Flandria	-	1	0	0	0
Italy		Forcella Italia	-	0	0	0	0
Portugal		Forvel	-	2	0	0	0
Italy		Franco Morini	-	0	5	0	0
Italy		Frigerio	-	27	0	1	1
Italy		Gabbiano	-	5	0	0	0
Italy		Gabor	-	0	0	0	0
Italy		Garelli (Agrati Garelli)	-	3	0	0	0
Spain		GasGas	Pierer Mobility AG	8	0	3	8
Netherland		Gebben	-	1	0	0	0
Italy		Gerosa	-	1	0	0	0
Italy		Gilera	Piaggio & C. S.p.A.	12	1	17	55
UK		Girling	-	0	0	0	0
France		Gitane	-	3	0	0	0
Spain		Goneli	-	0	0	0	0
Italy		Gori	-	14	0	1	1
UK		Greeves	-	8	0	6	18
Italy		Guazzoni	-	2	0	0	0
Germany		Hercules	-	13	0	11	23
Italy		Hiro	-	0	0	0	0
Italy		HM Moto	MOTO S.p.A.	12	0	0	0
USA		Hodoka	-	4	0	0	0
Netherland		Homoet	-	1	0	0	0
Japan		Honda	Honda Motor Co., Ltd.	134	0	270	1109
Germany		Horex	-	1	0	0	0
Italy		HRD	-	4	0	1	2
France		HRD / Housset Racing Development	SHERCO MOTO S.A.R.L.	1	0	0	0
Sweden		Husaberg	Pierer Mobility AG	7	0	1	1
Sweden		Husqvarna	Pierer Mobility AG	97	0	120	573
Italy		Intramotor - Gloria	-	5	0	0	0
Italy		Italjet	-	14	0	0	0
Italy		Itom	-	2	0	0	0
Tschecheslovakia		Jawa	-	7	0	14	60
Japan		Kawasaki	Kawasaki Heavy Industries (KHI)	110	0	190	751
Japan		Kayaba	-	0	0	0	0
Japan		Keihin	Astemo, Ltd (Honda 61%, Hitachi 19%, JICCapital 20%)	0	1	0	0
Italy		Kosmos	-	1	0	0	0
Italy		Kram-It / HRD	-	0	0	2	2
Germany		Kramer	-	6	0	15	30
Germany		Kreidler	-	3	0	0	0
Austria		KTM	Pierer Mobility AG	132	0	165	620
Italy		Lambretta	-	1	0	0	0
Italy		Laverda	-	4	0	0	0
Italy		Legnano	-	1	0	0	0
Italy		LEM	-	1	0	0	0
Sweden		Lindström	-	3	0	0	0
Poland		Linmot	-	0	8	0	0
Italy		M.Robert	-	0	0	0	0
Portugal		Macal	-	1	0	1	1
Italy		Maer	-	2	0	0	0
Germany		Maico	-	33	0	94	581
Italy		Malaguti	KSR Group	12	0	0	0
Italy		Malanca	-	5	0	0	0
Italy		Marzocchi	-	0	10	0	0
Italy		MAV	-	3	0	0	0
Italy		Mazzilli	-	2	0	1	1
Italy		Meteora	-	1	0	0	0
Japan		Mikuni	-	0	0	0	0
Italy		Milani	-	2	0	0	0
Italy		Minarelli	Fantic Motor S.p.A.	0	22	0	0
Sweden		Monark	-	2	0	2	3
Italy		Mondial	-	3	0	0	0
Spain		Montesa	Honda Motor Co., Ltd.	19	0	26	71
Italy		Moto Bimm / Bimotor	-	3	0	0	0
Italy		Moto Biro´s	-	1	0	0	0
Italy		Moto Guzzi	-	3	0	0	0
France		Motobecane / TMS	-	2	0	0	0
Italy		MotoBi	-	1	0	0	0
Spain		Motoplat	-	0	4	0	0
Spain		MTV / Mototrans	-	1	0	0	0
Japan		Mugen	-	1	0	0	0
Spain		MVT	-	0	0	0	0
DDR		MZ	-	4	0	9	39
Italy		Negrini	-	1	0	0	0
Italy		Nello	-	2	0	0	0
Japan		NGK	-	0	0	0	0
Germany		Normteile / Standardteile	-	0	0	0	0
Sweden		Öhlins	Brembo S.p.A.	0	0	0	0
Italy		Omer	-	2	0	0	0
Italy		Oscar	-	2	0	0	0
Spain		Ossa	-	8	0	3	8
France		Otus	-	1	0	0	0
Italy		Paioli	-	0	0	0	0
France		Paloma	-	1	0	0	0
USA		Panther Motorcycles	-	1	0	0	0
USA		Penton	-	3	0	0	0
Italy		Peripoli Giulietta	-	2	0	0	0
France		Peugeot	-	2	0	0	0
Italy		Polini	-	0	0	0	0
France		Portal	-	14	0	3	6
USA		Preston Petty	-	0	4	0	0
Austria		Puch	-	8	0	27	70
Spain		Rieju	-	11	0	2	3
Italy		Rizzato Atala	-	1	0	0	0
France		Rocvale	-	2	0	0	0
USA		Rokon	-	2	0	0	0
Italy		Romeo / Motron	KSR Group	5	0	0	0
Netherland		Rond-Sachs	-	7	0	1	3
Austria		Rotax	-	0	1	0	0
Germany		Sachs	-	5	32	7	13
France		Sachs Nauder	-	2	0	0	0
France		Scorpa	SHERCO MOTO S.A.R.L.	2	0	0	0
Italy		Sebac	-	0	1	0	0
France		Sherco	SHERCO MOTO S.A.R.L.	11	0	0	0
Japan		Showa	Astemo, Ltd (Honda 61%, Hitachi 19%, JICCapital 20%)	0	0	0	0
Italy		Simonini	-	41	0	5	6
DDR		Simson	-	7	0	19	96
Italy		Stilmotor	-	0	0	0	0
Japan		Suzuki	Suzuki Motor Corporation	143	0	176	821
Italy		SWM	SWM Motorcycles S.r.l. (Shineray Group)	27	0	22	56
Italy		TAU Motori	-	0	0	0	0
Italy		Tecnomoto / TMZ	-	4	0	0	0
Spain		Telesco	-	0	0	0	0
Italy		Testi	-	8	0	0	0
Italy		TGM	-	13	0	6	22
San Marino		Titan	-	2	0	0	0
Italy		TM	-	23	0	29	70
Italy		Tommaselli	-	0	0	0	0
Germany		Tornax	-	1	0	0	0
Italy		Torpado	-	1	0	0	0
Italy		Trans-ama	-	1	0	0	0
Italy		Tresoldi	-	0	0	2	2
Italy		UFO Plast	-	1	0	0	0
Italy		Unimoto	-	0	0	0	0
Italy		Valentini	-	1	0	1	1
Netherland		Van Veen	-	4	0	0	0
Tschecheslovakia		Vape	-	0	1	0	0
Italy		Vent	VENT MOTO S.r.l.	7	0	0	0
Italy		Verlicchi	-	0	0	0	0
Italy		Verona	-	0	0	0	0
Italy		Villa	-	26	0	6	16
UK		Villiers	-	0	0	0	0
Germany		WaBeHa	-	0	0	4	7
Netherland		WP Suspension	KTM AG	0	1	0	0
Japan		Yamaha	Yamaha Motor Co., Ltd.	118	0	207	863
USA		Yankee	-	1	0	0	0
Argentina		Zanella	-	1	0	0	0
Germany		ZF / Sachs	-	0	0	0	0
Germany		Zündapp	-	13	2	29	140