Twin Disc MGX-5321DC Marine Transmission

Palmer Johnson is North America’s leading distributor for all of your Twin Disc MGX-5321DC (MGX5321DC) marine gear transmission needs. Whether you are needing a replacement marine gear transmission, parts to do the repair yourself, or if you are wanting the factory trained technicians of PJ’s service department to rebuild your Twin Disc MGX-5321DC transmission, we’ve got you covered. Contact us today and you’ll be back up and running in no time!

MGX-5321 DC

Standard Equipment

• Vertical offset, nodular iron housing
• Electric GP-valve with manual override
• EC050 Profile module – interface for engagement signals
• Mounted oil cooler for raw water cooling
• Oil strainer and oil filter

Options

• SAE J617 housing no. 0
• SAE J617 housing no. 00
• Flexible coupling for 18” flywheel (SAE J620 size 460)
• Flexible coupling for 21” flywheel (SAE J620 size 530)
• Input flange for freestanding installation
• Mechanical control valve
• EC050 E-Troll module – interface for engagement & trolling signals
• Harness with single point interface to Twin Disc EC300 control system
• Oil cooler for fresh water cooling
• Output shaft driven trailing pump
• Companion flange/ bolts set
• Special companion flange/bolts set for shaft brake application
• Monitoring devices to customer’s specification
• Mounting brackets
• Live PTO:
  • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm)
  • SAE J744 size 127-4, 38-4 (SAE “C-C”, 4-bolt, max. 1187 Nm)
• Hydraulic clutchable PTO:
  • SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm)
  • SAE J744 size 127-4, 38-4 (SAE “C-C”, 4-bolt, max. 1186 Nm)