ZF25–85 Series

ZF68IV

Name: ZF68IV
Brand: ZF
SKU: ZF-68IV

Part Number: ZF-68IV

Quote Required: This product requires a custom quote. Contact us for pricing and availability.

ZF68IV marine transmission by ZF Marine. Maximum input 573 HP (427 kW) at 6000 RPM. Available ratios 1.294, 1.560, 1.746, 1.992, 2.477. Rated for pleasure duty, pleasure duty (gasoline), light duty, medium duty and continuous duty service. ADR Power Systems supplies, installs, services and repairs ZF marine transmissions and stocks ZF parts.

Input Power:573 HP (427 kW)

View on ZF Website

Detailed Specifications

Transmission Specifications

Max Input Power:: 573 HP (427 kW)

Power Ratings

Duty	Ratio (A position)	Ratio (B position)	hp/RPM	RPM	hp	RPM	hp	RPM	hp	Max hp	Max RPM
PD	1.294	1.288	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.560	1.567	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.746	1.749	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.992	2.033	0.0955	2800	267	3300	315	3800	363	573	6000
PD	2.477	2.528	0.0884	2800	248	3300	292	3800	336	530	6000
PD-G	1.294	1.288	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.560	1.567	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.746	1.749	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.992	2.033	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	2.477	2.528	0.0884	2800	248	3300	292	3800	336	530	6000
LD	1.294	1.288	0.0909	2100	191	2500	227	2800	255	364	4000
LD	1.560	1.567	0.0909	2100	191	2500	227	2800	255	364	4000
LD	1.746	1.749	0.0909	2100	191	2500	227	2800	255	364	4000
LD	1.992	2.033	0.0909	2100	191	2500	227	2800	255	364	4000
LD	2.477	2.528	0.0842	2100	177	2500	211	2800	236	337	4000
MD	1.294	1.288	0.0775	2100	163	2500	194	2800	217	271	3500
MD	1.560	1.567	0.0723	2100	152	2500	181	2800	202	253	3500
MD	1.746	1.749	0.0723	2100	152	2500	181	2800	202	253	3500
MD	1.992	2.033	0.0723	2100	152	2500	181	2800	202	253	3500
MD	2.477	2.528	0.0695	2100	146	2500	174	2800	195	243	3500
CD	1.294	1.288	0.0632	1800	114	2100	133	2400	152	202	3200
CD	1.560	1.567	0.0593	1800	107	2100	125	2400	142	190	3200
CD	1.746	1.749	0.0593	1800	107	2100	125	2400	142	190	3200
CD	1.992	2.033	0.0593	1800	107	2100	125	2400	142	190	3200
CD	2.477	2.528	0.0581	1800	105	2100	122	2400	139	186	3200

PD = Pleasure Duty, PD-G = Pleasure Duty (gasoline), LD = Light Duty, MD = Medium Duty, CD = Continuous Duty. Ratings per ZF Marine technical data sheet of 2026-04-02.

Key Features

Maximum input power: 573 HP (427 kW) at 6000 RPM
Gear ratios: 1.294, 1.560, 1.746, 1.992, 2.477
Duty ratings: pleasure duty, pleasure duty (gasoline), light duty, medium duty, continuous duty

Documents

ZF68IV datasheet (PDF)