

M3 Lee Medium Tank
- Description
- Reviews
- Files
Model Description:
This download contains a highly detailed model of an American M3 Lee. Documentation and references for the real vehicle were rigorously studied to make the model as geometrically accurate as possible, except in the cases where printability would have to be sacrificed (such as the fender thickness).
The model is designed for resin 3D printing comes natively in 20mm (1/72) scale and includes a supported version for this size. Furthermore, the files are pre-hollowed, reducing the material requirements, improving the probability of print success, and ensuring no voids are present within the geometry.
The file is designed to be detailed enough to hold up well at larger scales however, including the common 28mm (~1/56) scale. Larger scales will have to be manually supported at present, however a future goal of TCR designs is to include supported files for larger scales, as well as a less-detailed version designed to function on FDM (filament) printers.
The model at its native scale took roughly 5 hours to print on an "Anycubic Photon Mono 4K" printer and has the following dimensions:
Length - 3.51" (89mm)
Width - 1.54" (39mm)
Height - 1.72" (44mm)
Historical Description:
The M3 Lee was an American medium tank used during the early years of World War 2. It was designed as an interim platform to mount the 75mm M3 cannon while the military was waiting for a turret capable of mounting the gun. The M4 Sherman followed, having a similar chassis but mounting the cannon in the new turret. The Lee was the American version of the M3 tank, with the Grant being the Commonwealth modification featuring a different turret design. The Lee is very recognizable due to having two main cannons, a 75mm in the Hull and the 37mm M6 in a turret. This gave the vehicle a very unique profile. While not as famous as the Sherman, the Lee was also produced in significant numbers, with 6,258 being built between the Lee and Grant designs. The vehicle's armor was not as strong as the Sherman's, though for the time when it was used the armor was found satisfactory for handling the majority of enemy armaments at combat ranges, with a notable exception being the German 8,8cm Flak gun.
In Armored Advance:
In armored advance the M3 Lee is cheaper alternative to the Sherman. This lower cost comes from losing the fully traversable 75mm as well as having reduced, but still adequate, protection. The 75mm is a high damage gun with sufficient piercing power, though the fixed mount reduces flexibility. The Lee does have access to the weaker 37mm Cannon however, which does provide some flexibility and technically more firepower than a Sherman in ideal cases, though one needs to play around the limitations of the vehicle to maximize this aspect.
Contact Information:
If you face any problems with this vehicle, whether they be related to printability, integrity, or historical accuracy of the model, please contact us at [email protected]. We will do what we can to rectify any issues and improve the quality of the product for everyone.
This download contains a highly detailed model of an American M3 Lee. Documentation and references for the real vehicle were rigorously studied to make the model as geometrically accurate as possible, except in the cases where printability would have to be sacrificed (such as the fender thickness).
The model is designed for resin 3D printing comes natively in 20mm (1/72) scale and includes a supported version for this size. Furthermore, the files are pre-hollowed, reducing the material requirements, improving the probability of print success, and ensuring no voids are present within the geometry.
The file is designed to be detailed enough to hold up well at larger scales however, including the common 28mm (~1/56) scale. Larger scales will have to be manually supported at present, however a future goal of TCR designs is to include supported files for larger scales, as well as a less-detailed version designed to function on FDM (filament) printers.
The model at its native scale took roughly 5 hours to print on an "Anycubic Photon Mono 4K" printer and has the following dimensions:
Length - 3.51" (89mm)
Width - 1.54" (39mm)
Height - 1.72" (44mm)
Historical Description:
The M3 Lee was an American medium tank used during the early years of World War 2. It was designed as an interim platform to mount the 75mm M3 cannon while the military was waiting for a turret capable of mounting the gun. The M4 Sherman followed, having a similar chassis but mounting the cannon in the new turret. The Lee was the American version of the M3 tank, with the Grant being the Commonwealth modification featuring a different turret design. The Lee is very recognizable due to having two main cannons, a 75mm in the Hull and the 37mm M6 in a turret. This gave the vehicle a very unique profile. While not as famous as the Sherman, the Lee was also produced in significant numbers, with 6,258 being built between the Lee and Grant designs. The vehicle's armor was not as strong as the Sherman's, though for the time when it was used the armor was found satisfactory for handling the majority of enemy armaments at combat ranges, with a notable exception being the German 8,8cm Flak gun.
In Armored Advance:
In armored advance the M3 Lee is cheaper alternative to the Sherman. This lower cost comes from losing the fully traversable 75mm as well as having reduced, but still adequate, protection. The 75mm is a high damage gun with sufficient piercing power, though the fixed mount reduces flexibility. The Lee does have access to the weaker 37mm Cannon however, which does provide some flexibility and technically more firepower than a Sherman in ideal cases, though one needs to play around the limitations of the vehicle to maximize this aspect.
Contact Information:
If you face any problems with this vehicle, whether they be related to printability, integrity, or historical accuracy of the model, please contact us at [email protected]. We will do what we can to rectify any issues and improve the quality of the product for everyone.
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| Filename | Size | Last updated |
|---|---|---|
| M3 Lee - Hull.STL | 33.3 MiB | 2026-03-30 |
| M3 Lee - Hull - supported.stl | 52.7 MiB | 2026-03-30 |
| M3 Lee - Turret.STL | 3.7 MiB | 2026-03-30 |
| M3 Lee - Turret - supported.stl | 4.6 MiB | 2026-03-30 |






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