ALL THE POWER YOU DEMAND ON THE WATER

Transmissions

Twin Disc engineers more than 100 marine transmission models, from 35 to more than 4000 horsepower.

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QuickShift

Experience the world’s smoothest, fastest shifting—plus amazing slow speed control. QuickShift uses internal clutch actuation to deliver cushioned torque and optimum power in milliseconds, whether you nudge the throttle or go full out.


Standard

Twin Disc has built a worldwide reputation on our ability to design, develop, and manufacture efficient, reliable power transmission systems for a variety of vessels and applications.


Electric & Hybrid

These innovative marine transmissions for serial hybrid and diesel electric propulsion support greener power transmission while delivering the reliability you expect from Twin Disc.


QUICKSHIFT®TRANSMISSION

MGX-5136A

The perfect propulsion system starts with the technology of Twin Disc’s QuickShift transmissions. This fully integrated system includes the transmission, clutch, valves, actuators and electronic controls resulting in fast, smooth clutch engagement, exceptional boat handling, precise speed control and an incredibly smooth ride.

Standard Equipment
  • Vertical offset, aluminum housing
  • 10° down angle on output shaft
  • Electric GP-valve with manual override
  • EC600PC profile module – interface for engagement signals
  • Oil strainer and oil filter
Options
  • SAE J617 housing no. 1
  • SAE J617 housing no. 0
  • Flexible coupling for 14” flywheel (SAE J620 size 355)
  • Flexible coupling for 18” flywheel (SAE J620 size 460)
  • Input flange for freestanding installation
  • Mechanical control valve
  • EC600PC e-troll module and propulsion control system
  • Oil cooler with thermostatic bypass valve
  • Companion flange/ bolts set
  • Monitoring devices to customer’s specification
  • Mounting brackets
  • Live PTO:
    • SAE J744 size 82-2, 16-4 (SAE “A”, 2-bolt, max. 58 Nm)
    • SAE J744 size 101-2, 22-4 (SAE “B”, 2-bolt, max. 197 Nm)
    • SAE J744 size 101-2, 25-4 (SAE “B-B”, 2-bolt, max. 337 Nm)
    • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm)
  • Hydraulic clutchable PTO:
    • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 600 Nm)
INPUT RATINGS

KILOWATTS (KW) (HORSEPOWER (HP))*

For service classification definitions and important notes refer to the Twin Disc Marine Product Guide or contact Twin Disc directly.

Reduction Ratios

Pleasure Craft

Light Duty

Intermediate Duty

Medium Duty

Continuous Duty

:1

@ 2300 RPM

@ 2300 RPM

@ 2100 RPM

@ 1800 RPM

@ 1800 RPM

1.16, 1.25, 1.53
1.79, 2.00

895 kW
(1200 hp)

746 kW
(1000 hp)

560 kW
(751 hp)

485 kW
(650 hp)

445 kW
(597 hp)

2.52

847 kW
(1136 hp)

716 kW
(960 hp)

560 kW
(751 hp)

485 kW
(650 hp)

445 kW
(597 hp)

* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 2800 rpm.

DIMENSIONS & WEIGHT

Specifications subject to change without prior notice in the interest of continual product improvement. Contact your local Twin Disc representative for engineering specifications, Survey Society Approvals and Classifications.

Enlarge

C

232 mm (9.12”)

S

159 mm (6.26”)

F

557 mm (21.93”)

L

305 mm (12.01”)

R

305 mm (12.01”)

A

10°

Weight

300 kg *

* dry weight, including SAE #1 housing and SAE 355 flexible coupling

Publications:
Installation Drawings:

Drawing Number

Input Connection

Control Valve

Heat Exchanger

PTO

Download

1027761

SAE #1 / 14″

mech. (MG-5136A)

STEP
IGS

1027607

SAE #1 / 14″

electric, EC050

STEP
IGS

1027607A

SAE #1 / 14″

electric

Yes

SAE B-B (live)

DWG
STEP
IGS

1027607B

SAE #1 / 14″

electric, EC050

SAE C (live)

DWG
IGS

1027607C

Freestanding

electric, EC300 interface

Yes

SAE C (live)

STEP
IGS

Accessory Drawings:

Drawing Number

Description

Download

1026782A

Input connection: SAE 1 & Vulastik L-3011S (14″)

pdf

PX13289

Input connection: SAE 1 & ‘Centaflex CF-R-318-HR (14″)

pdf

PX1030235

Input connection: SAE 1 (reduced length) & ‘Centaflex CF-R-318-HR (14″)

pdf

PX13476

Input connection: SAE 0 & Vulastik L-3011S (14″)

pdf

PX13477

Input connection: SAE 0 & ‘Centaflex CF-R-318-HR (14″)

pdf

PX13478

Input connection: SAE 0 & Vulastik L-3011S (18″)

pdf

PX13479

Input connection: SAE 0 & ‘Centaflex CF-R-318-HR (18″)

pdf

PX1030217

Input connection: SAE 0 (reduced length) & ‘Centaflex CF-R-318-HR (18″)

pdf

1025674

Electric control valve with EC050 module (without trolling)

pdf

1025673

Electric control valve with EC050 module (without trolling)

pdf

1025691

Electric control valve with single point connection for EC300 control system

pdf

1027558

Mechanical control valve without trolling valve (MG-5136A)

pdf

1027559

Mechanical control valve with trolling valve (MG-5136A)

pdf

1025672

PTO housing / heat exchanger bracket

pdf

1026819

Live PTO size SAE C

pdf

1027574

Live PTO size SAE B-B

pdf

1029865

Live PTO size SAE B

pdf

1026808A

Heat exchanger with thermostatic bypass valve

pdf

PX11471

Companion flange

pdf

1016428AV

Mounting brackets

pdf

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