 |
 |
 |
|
The Fabco TC237HD is a two-speed, three-shaft, constant-mesh transfer case built around a declutch mechanism for front axle and under-drive engagement. Fabco part number 873-2144-004 or 8732144004. Rated at 6,000 lb-ft input torque, 350 HP, and 3,500 RPM input speed. Gear ratios are 1:1 high and 2.22:1 low. The input and rear output shaft measures 1.95 inches with a 38-involute spline; the front output shaft is 2.25 inches with a 10-parallel spline. Shaft spacing drops 12.00 inches to both the rear and front outputs. The aluminum housing uses tapered roller bearings and a splash lubrication system. Because this unit ships in multiple configurations, send us a photo or transcription of your data tag so we can confirm the correct build for your application.
- Gear Type: Helical & Spur
- Input/Rear Output Shaft: 1.95 inches, 38 Involute Spline
- Front Output Shaft: 2.25 inches, 10 Parallel Spline
- Shaft Spacing (Drop): 12.00 inches to Rear Output, 12.00 inches to Front Output
- Shift Mechanism: Integral Air Cylinder
- Bearings: Tapered Roller
- Lubrication System: Splash
- Lubricant Specification: SAE 50 or SAE 90
- Oil Capacity: 6.5 Quarts
- Housing: Aluminum
| Input Torque | 6,000 Lb. Ft. | | Horsepower | 350 HP | | Input Speed | 3,500 RPM | Ratios
High
Low |
1:1
2.22:1 | | Gear Type | Helical & Spur | Shaft Sizes
Input/Rear Output
Front Output |
1.95 Inches, 38 Involute Spline
2.25 Inches, 10 Parallel Spline | | Shaft Spacing (Drop) | 12 Inches - to Rear Output
12 Inches - to Front Output | | Housing | Aluminum | | Shift Mechanisms | Integral Air Cylinders | | Bearings | Tapered Roller | | Lubrication System | Splash | | Lubricant Specification | SAE 50 or SAE 90 | | Lubricant Capacity-Nominal | 6.5 Quarts | | Options | Full Power PTO
Mechanical Shift Mechanism |
The TC237HD is produced in multiple configurations. Send us a clear photo of your data tag or provide the model number, Fabco part number, and serial number and we will confirm the correct unit for your application. Send it to us. Cross-reference part numbers that interchange with yoke changes: 873-0061-004, 873-1061-004, 873-2061-004, 873-3061-004, 873-4061-004, 873-0144-004, 873-1144-004, 873-3144-004, and 873-4144-004. For additional Fabco components and repair services, visit our Fabco parts page.
|
|
|
 |
|
 |
|
|
|
 |
|
 |
|
Features
- Two-speed constant-mesh design: 1:1 high range and 2.22:1 low range
- Helical and spur gear combination with tapered roller bearings throughout
- Integral air cylinder shift mechanism with declutch for front axle engagement
- Input/rear output: 1.95-inch shaft, 38-involute spline; front output: 2.25-inch shaft, 10-parallel spline
- 12.00-inch shaft spacing drop to both rear and front outputs
- Aluminum housing; splash lubrication; 6.5-quart SAE 50 or SAE 90 oil capacity
- Optional full-power PTO and mechanical shift mechanism available
|
|
|
|
|
|
|
