Description
Zumbrota RMTG56-1 Transmission Overview
The Zumbrota Remanufactured Manual Transmission RMTG56-1 is part of the Zumbrota Remanufactured Manual Transmissions product line and is designed for buyers who need a reliable 6-speed manual transmission replacement.
This model is listed under Manufacturer’s Part Number RMTG56-1, Summit Racing Part Number ZUD-RMTG56-1, and UPC 883584759454. It is sold individually and is supplied as a remanufactured manual transmission.
The transmission uses a 1.375-inch input shaft diameter and 10-spline input shaft. It has an aluminum case and does not include the bellhousing, does not include the yoke, and does not include the shifter.
The supplied ordering note states: Please have your VIN number ready when ordering. This is important because manual transmission fitment can vary by vehicle configuration, engine, drivetrain, model year, clutch setup, and related installation components.
Zumbrota remanufactured manual transmissions are built through a detailed inspection and remanufacturing process designed to help restore dependable operation for compatible vehicles.
Vehicle Fitment and Common Applications
The Zumbrota RMTG56-1 remanufactured manual transmission is intended for compatible vehicle applications that use this specific 6-speed transmission configuration.
Because the supplied listing does not provide exact year, make, model, engine, drivetrain, or VIN-code applications, buyers should confirm fitment using the vehicle’s VIN number before ordering.
Important fitment details include the vehicle year, make, model, engine, drivetrain, original transmission type, bellhousing configuration, clutch disc spline count, input shaft diameter, pilot bearing, flywheel, clutch release system, transmission mount, crossmember position, driveshaft setup, yoke requirements, shifter compatibility, and electronic connection requirements.
This transmission does not include a bellhousing, does not include a yoke, and does not include a shifter, so those parts must be transferred from the original vehicle or sourced separately if required.
For repair shops and vehicle owners replacing a worn or failed transmission, the Zumbrota RMTG56-1 offers a remanufactured replacement option backed by a structured inspection and rebuild process.
6-Speed Replacement Value
The Zumbrota Remanufactured Manual Transmission RMTG56-1 provides a practical replacement solution for compatible vehicles that need a refreshed 6-speed manual transmission rather than a used unknown-condition unit.
A used transmission may have hidden wear, case damage, worn bearings, weak synchronizers, gear wear, damaged shafts, fluid contamination, or unknown mileage. Zumbrota’s remanufacturing process is designed to identify and correct common failure points before the unit is supplied for installation.
The transmission is inspected before remanufacturing, inspected again during the rebuild process, and inspected after completion. This helps support quality control from core selection through final assembly.
For buyers who want a replacement manual transmission with more confidence than a salvage-yard takeout, the Zumbrota RMTG56-1 reman transmission provides a more structured option.
Remanufacturing Process and Quality Control
Zumbrota’s remanufacturing process includes several inspection stages designed to help ensure the finished transmission meets strict quality standards.
A pre-inspection is performed to check for case cracks, excessive wear, and OEM-related problems that many cores may have. This helps identify unsuitable or damaged core units before the full remanufacturing process begins.
A second inspection is conducted during remanufacturing to verify that component parts meet OEM specifications. This helps support proper fit, function, and durability after assembly.
A final post-build inspection is completed to confirm the unit has been built to Zumbrota’s standards. In addition, all units are quality inspected throughout the process to maintain consistent build quality.
This multi-stage inspection approach is one of the biggest advantages of choosing a Zumbrota remanufactured manual transmission.
Cleaning, Housing Preparation, and Internal Checks
The Zumbrota RMTG56-1 manual transmission benefits from housing and top-cover cleaning using a hydro-blasting and rinsing process. This process is designed to bring cases back to an OEM-style finish while removing buildup and contamination from the remanufacturing core.
Internal components are also inspected carefully. Zumbrota performs 100 percent inspection of internal parts, including gear wear checks, main shaft straightness testing, and synchronizer testing.
These checks are important because manual transmission issues often come from worn synchronizers, bearing wear, shaft problems, gear wear, or internal component fatigue.
By inspecting internal parts and cleaning the housing thoroughly, Zumbrota helps create a more dependable foundation for the final remanufactured transmission assembly.
Wear Components and Replacement Parts
The Zumbrota Remanufactured Manual Transmission RMTG56-1 includes replacement of key common wear items during the remanufacturing process.
The supplied product details state that Zumbrota performs 100 percent replacement of seals, bearings, and other common wear components.
This is important because bearings and seals are among the most common wear points in manual transmissions. Replacing these components helps reduce the risk of leaks, noise, rough operation, and premature failure after installation.
For buyers replacing a worn transmission, this attention to wear items helps improve confidence compared with purchasing a used transmission that may still contain original high-mileage components.
Input Shaft, Case, and Installation Details
The Zumbrota RMTG56-1 uses a 1.375-inch input shaft diameter and 10-spline input shaft. Buyers should confirm that the clutch disc and related components match the supplied input shaft specifications.
The case material is listed as aluminum, which supports strength while helping reduce unnecessary weight compared with heavier case materials.
The bellhousing is not included, the yoke is not included, and the shifter is not included. Buyers should confirm whether the original vehicle components can be reused or whether new compatible parts are needed.
Manual transmission installation should include proper clutch inspection, pilot bearing replacement where applicable, flywheel inspection or resurfacing, release bearing verification, fluid selection, mount inspection, driveshaft/yoke inspection, and correct torque procedures.
Packaging and Transit Protection
Zumbrota remanufactured transmissions are shipped in high-density plastic totes to help reduce the risk of in-transit damage.
This is an important detail for transmission buyers because manual transmissions are heavy assemblies that can be damaged during freight handling if not packaged correctly.
Proper packaging helps protect the case, mounting points, input shaft, output area, and related transmission surfaces during movement.
When the transmission arrives, buyers should inspect the shipment, verify the part number, check for visible shipping damage, and confirm that the supplied unit matches the intended application before installation.
Included and Not Included Components
The Zumbrota Remanufactured Manual Transmission RMTG56-1 is sold individually as a remanufactured transmission assembly.
The supplied specifications state:
| Component | Included |
|---|---|
| Remanufactured Transmission Assembly | Yes |
| Bellhousing | No |
| Yoke | No |
| Shifter | No |
Buyers should also plan for the correct bellhousing, clutch disc, flywheel, pilot bearing, release bearing, clutch linkage or hydraulic components, transmission mount, crossmember, yoke, driveshaft, fluid, wiring connections, seals as required, and installation hardware.
Because the listing notes that buyers should have the VIN number ready when ordering, fitment should be confirmed before purchase.
Key Benefits for Vehicle Owners and Repair Shops
The Zumbrota RMTG56-1 remanufactured manual transmission gives buyers a dependable replacement option supported by inspection, cleaning, and component replacement.
The first major benefit is quality control. Zumbrota performs pre-inspection, in-process inspection, final post-build inspection, and quality checks throughout the remanufacturing process.
The second benefit is renewed wear components. The transmission includes replacement of seals, bearings, and other common wear components, helping support long-term reliability.
The third benefit is internal inspection. Gear wear checks, main shaft straightness testing, and synchronizer testing help address critical manual transmission areas before the unit is completed.
The fourth benefit is safer transport. High-density plastic tote packaging helps reduce the chance of in-transit damage.
Who This Transmission Is Best For
The Zumbrota Remanufactured Manual Transmission RMTG56-1 is best for vehicle owners, mechanics, repair shops, and drivetrain specialists who need a 6-speed remanufactured manual transmission for a compatible application.
It is suitable for buyers who want a replacement transmission that has been inspected, cleaned, rebuilt with common wear components replaced, and checked throughout the remanufacturing process.
This product is a strong choice for buyers who need a 1.375-inch input shaft diameter, 10-spline input shaft, aluminum case, and a remanufactured transmission sold individually.
It is not intended for buyers who need a complete conversion kit with bellhousing, yoke, shifter, clutch, flywheel, driveshaft, crossmember, mount, fluid, or installation hardware included. Those components must be sourced separately or reused from the vehicle if compatible.
Technical Details and Included Specifications
The Zumbrota Remanufactured Manual Transmission RMTG56-1 is a 6-speed remanufactured manual transmission built with an aluminum case and OEM-focused inspection standards.
| Specification | Details |
| Product Type | Manual transmission |
| Brand | Zumbrota Drivetrain |
| Product Line | Zumbrota Remanufactured Manual Transmissions |
| Manufacturer Part Number | RMTG56-1 |
| Summit Racing Part Number | ZUD-RMTG56-1 |
| UPC | 883584759454 |
| Number of Gears | 6 |
| Input Shaft Diameter | 1.375 in. |
| Input Spline Quantity | 10 |
| Bellhousing Included | No |
| Yoke Included | No |
| Shifter Included | No |
| Case Material | Aluminum |
| Remanufactured | Yes |
| Quantity | Sold individually |
| Ordering Note | Please have your VIN number ready when ordering |
| Pre-Inspection | Checks for case cracks, excessive wear, and OEM-related core problems |
| In-Process Inspection | Component parts checked to meet OEM specifications |
| Final Inspection | Post-build inspection to Zumbrota standards |
| Housing Cleaning | Hydro-blasting and rinsing process |
| Internal Inspection | Gear wear checks, main shaft straightness test, and synchronizer testing |
| Wear Components | Seals, bearings, and other common wear components replaced |
| Packaging | High-density plastic tote to help reduce in-transit damage |
Fitment Support and Ordering Notes
Before ordering the Zumbrota RMTG56-1, buyers should have the VIN number ready and confirm exact vehicle compatibility. Important details include year, make, model, engine, drivetrain, original transmission code, input shaft diameter, input spline count, clutch disc, flywheel, pilot bearing, bellhousing, yoke, shifter, mount, crossmember, driveshaft, wiring, and fluid requirements.
This transmission is sold individually and does not include the bellhousing, does not include the yoke, and does not include the shifter. Buyers should confirm whether original components can be reused or whether compatible replacements are required.
Customers can also compare this product with other Zumbrota remanufactured manual transmissions, compatible clutch kits, flywheels, pilot bearings, release bearings, bellhousings, yokes, transmission mounts, driveshaft components, and installation hardware when planning a complete drivetrain repair.
Frequently Asked Questions
What is the Zumbrota RMTG56-1 designed for?
The Zumbrota RMTG56-1 is designed as a 6-speed remanufactured manual transmission replacement for compatible vehicle applications. Buyers should confirm fitment using the vehicle’s VIN number before ordering.
Is this transmission remanufactured?
Yes. The supplied specification states Remanufactured: Yes. Zumbrota remanufactured transmissions go through inspection, cleaning, internal checks, and replacement of seals, bearings, and other common wear components.
Does this transmission include a bellhousing?
No. The bellhousing is not included. Buyers must confirm whether the original bellhousing can be reused or whether a compatible replacement is required.
Does this transmission include a yoke or shifter?
No. The yoke is not included, and the shifter is not included. These components must be reused or sourced separately if needed.
What input shaft does this transmission use?
The Zumbrota RMTG56-1 uses a 1.375-inch input shaft diameter with a 10-spline input shaft. Buyers should verify clutch disc compatibility before installation.
Why is the VIN number needed when ordering?
The VIN helps confirm the correct application because manual transmission fitment can vary by vehicle configuration, engine, drivetrain, model year, clutch setup, and related installation components.
How is the transmission inspected?
Zumbrota performs a pre-inspection, an inspection during remanufacturing, and a final post-build inspection. Internal parts are checked for gear wear, shaft straightness, and synchronizer condition.
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