ZF25–85 Series

ZF68

Name: ZF68
Brand: ZF
SKU: ZF-68

Part Number: ZF-68

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

ZF68 marine transmission by ZF Marine. Maximum input 573 HP (427 kW) at 6000 RPM. Available ratios 1.256, 1.514, 1.933, 2.480, 2.783 (special order: 1.750). 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	1.256	1.250	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.514	1.521	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.750*	1.770	0.0955	2800	267	3300	315	3800	363	573	6000
PD	1.933	1.973	0.0955	2800	267	3300	315	3800	363	573	6000
PD	2.480	2.476	0.0793	2800	222	3300	262	3800	301	476	6000
PD	2.783	2.799	0.0793	2800	222	3300	262	3800	301	476	6000
PD-G	1.256	1.250	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.514	1.521	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.750*	1.770	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	1.933	1.973	0.0955	2800	267	3300	315	3800	363	573	6000
PD-G	2.480	2.476	0.0793	2800	222	3300	262	3800	301	476	6000
PD-G	2.783	2.799	0.0793	2800	222	3300	262	3800	301	476	6000
LD	1.256	1.250	0.0909	2100	191	2500	227	2800	255	364	4000
LD	1.514	1.521	0.0909	2100	191	2500	227	2800	255	364	4000
LD	1.750*	1.770	0.0908	2100	191	2500	227	2800	254	363	4000
LD	1.933	1.973	0.0909	2100	191	2500	227	2800	255	364	4000
LD	2.480	2.476	0.0755	2100	159	2500	189	2800	211	302	4000
LD	2.783	2.799	0.0755	2100	159	2500	189	2800	211	302	4000
MD	1.256	1.250	0.0723	2100	152	2500	181	2800	202	253	3500
MD	1.514	1.521	0.0723	2100	152	2500	181	2800	202	253	3500
MD	1.750*	1.770	0.0723	2100	152	2500	181	2800	202	253	3500
MD	1.933	1.973	0.0723	2100	152	2500	181	2800	202	253	3500
MD	2.480	2.476	0.0695	2100	146	2500	174	2800	195	243	3500
MD	2.783	2.799	0.0695	2100	146	2500	174	2800	195	243	3500
CD	1.256	1.250	0.0593	1800	107	2100	125	2400	142	190	3200
CD	1.514	1.521	0.0593	1800	107	2100	125	2400	142	190	3200
CD	1.750*	1.770	0.0593	1800	107	2100	125	2400	142	190	3200
CD	1.933	1.973	0.0593	1800	107	2100	125	2400	142	190	3200
CD	2.480	2.476	0.0581	1800	105	2100	122	2400	139	186	3200
CD	2.783	2.799	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. * Special-order ratio. 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: 1.256, 1.514, 1.933, 2.480, 2.783
Special-order ratios: 1.750
Duty ratings: pleasure duty, pleasure duty (gasoline), light duty, medium duty, continuous duty

Documents

ZF68 datasheet (PDF)