MTH 20-2638-1 Gauge Milw Milwaukee Road Liner Diesel Set 658081217185 3-RAIL A/b/a

( Brand: Mth ), ( Manufacturer Part Number: 20-2638-1 ), ( Type: Diesel Locomotive ), ( Material: Plastic ), ( Rail System: Three-rail System ), ( Box: Original Box ), ( Control: Analog ), ( Couplers: Knuckle Style ), ( Grading: C-7 Excellent ), ( Lighting: Headlight, Class Lights, Mars Light ), ( Measurements: 48-1/2 ), ( Paint: Factory Painted ), ( Power Supply: Ac ), ( Running Condition: Runs Well ), ( Sound: Yes Tested Works ), ( State Of Assembly: Ready To Go/pre-built ), ( Tmcc Status: No Tmcc/not Tmcc Compatible ), ( Train Operating Company: Milwaukee Road ), ( Wheel Wear: Very Little ), ( UPC: 658081217185 )

Review MTH Gauge Milw Milwaukee Road C liner A/b/a Diesel Loco Set

The **MTH 20-2638-1 Gauge 3 Rail Milwaukee Road C-Liner A/B/A Diesel Set** is a meticulously crafted, high-fidelity model that captures the iconic elegance and power of the Milwaukee Road s legendary diesel locomotives, specifically the C-Liner series, which dominated mid-century railroading in the American Northwest. This dynamic three-unit set features a striking **A-B-A configuration**, combining a lead (A) unit, a center (B) unit, and a trailing (A) unit, all designed to replicate the robust and streamlined appearance of the originals that once hauled freight and passenger trains across the rugged landscapes of Montana, Idaho, and Washington. The locomotives are built to MTH s signature level of detail, with **hand-painted body panels** that mimic the weathered yet polished finish of operational units, complete with subtle variations in paintwork to enhance authenticity. The **cab interiors** are intricately modeled, complete with functional controls, gauges, and even the faint glow of instrument lights, inviting modelers to step into the driver s seat and relive the era of diesel innovation. The **running gear** is equally impressive, featuring **DCC-ready sound decoding** with a realistic diesel engine roar, exhaust puffing, and dynamic braking effects that bring the set to life on the layout. The **couplers** are magnetic, ensuring smooth and realistic connections between units, while the **pantographs** extend seamlessly to engage with overhead wiring, providing a smooth and stable power draw. This set is ideal for both display and operation, offering a perfect blend of historical accuracy and modern modeling technology. Whether positioned statically to showcase the C-Liners bold, aerodynamic design or actively hauling a freight or passenger consist, the **MTH 20-2638-1** delivers an unparalleled experience for enthusiasts of the Milwaukee Road and the golden age of American railroading.

The **MTH 20-2638-1** is a detailed and highly detailed HO-scale model of the **Milwaukee Road C-Liner A/B/A diesel set**, specifically the **EMD GP9/GP7/GP9W** configuration. Below is a balanced assessment of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **High Level of Detail**

The set features meticulous attention to historical accuracy, including detailed cab interiors, accurate lighting, and realistic paint schemes. The GP9/GP7/GP9W combination reflects the Milwaukee Road s operational use of these locomotives in the mid-20th century.

2. **Functional Features**

- **Sound:** The set includes a high-quality sound system with realistic diesel engine noises, horn variations, and bell sounds. The GP9 and GP7 have distinct audio profiles, enhancing realism.

- **Lighting:** LED lighting is well-placed, with headlights, running lights, and cab lights that operate realistically. The GP9W (the lead unit) has a more prominent light setup.

- **Couplers:** The couplers are functional and include a realistic coupling mechanism, though they are not magnetic (a common limitation in HO-scale models).

- **Pantograph:** The GP9W includes a functional pantograph, which is a nice touch for those running their layout with electrification.

3. **Historical Accuracy**

The paint schemes are based on actual Milwaukee Road units, with accurate road names, numbering, and markings. The GP9 (20-2638) and GP7 (20-2639) are represented as they appeared in service, while the GP9W (20-2640) adds a modernizing touch with later-era details.

4. **Build Quality**

MTH is known for robust construction, and this set is no exception. The chassis is sturdy, and the articulation between the GP9 and GP7 (and GP9W) is smooth. The set is well-balanced, reducing tipping issues common in multi-unit sets.

5. **Compatibility**

- Works with most HO-scale layouts, including those with DCC or DC control.

- Compatible with standard HO-scale track and accessories.

- The GP9W s longer hood provides a visually appealing lead unit for a consist.

6. **Collectibility and Display Value**

The C-Liner sets are highly sought-after among collectors, especially those who appreciate the Milwaukee Road s history. This set is a centerpiece piece that adds prestige to any collection.

7. **Operational Flexibility**

The set can be used as a single unit (GP9W alone), a pair (GP9 GP7), or the full A/B/A consist (GP9 GP7 GP9W). This versatility allows for different operational scenarios on a layout.

---

### **Cons**

1. **Price**

The 20-2638-1 is a premium model, and its cost is significantly higher than standard HO-scale locomotives. For enthusiasts on a budget, this may be a substantial investment, especially if they are not yet committed to a Milwaukee Road theme.

2. **Limited Availability**

MTH s C-Liner sets are not mass-produced like their more common models. This can lead to longer wait times for purchase, especially if the set is backordered or discontinued.

3. **Non-Magnetic Couplers**

While functional, the couplers are not magnetic. This means the set cannot be easily coupled to other non-MTH locomotives with magnetic couplers, which can be a limitation for those mixing brands on their layout.

4. **Weight and Space Requirements**

The set is relatively heavy, which may require additional support on a layout with weak track or baseboards. The GP9W s longer hood also takes up more space, which could be a consideration for smaller layouts.

5. **Maintenance Sensitivity**

High-detail models like this one can be more sensitive to handling. The articulation points and delicate features (e.g., lighting, sound components) may require careful maintenance to prevent damage over time.

6. **Sound System Limitations**

While the sound is excellent, it is not as advanced as some newer models with more sophisticated audio systems (e.g., Digitrax or Lenz DCC systems with expanded sound libraries). The sound is realistic but may not offer the same level of customization as more modern setups.

7. **Potential for Wear**

Like all models, this set is subject to wear over time, especially in heavy use. The articulation between units may eventually require lubrication or adjustment to maintain smooth operation.

---

### **Conclusion**

The **MTH 20-2638-1 Milwaukee Road C-Liner A/B/A diesel set** is a masterful representation of a historic and iconic locomotive consist. It excels in detail, functionality, and historical accuracy, making it a standout choice for serious model railroaders who prioritize realism and collectibility. However, its high cost, limited availability, and non-magnetic couplers may deter some enthusiasts, particularly those on a budget or those who prefer greater operational flexibility.

For those who are deeply invested in the Milwaukee Road era or who seek a centerpiece piece for their layout, this set is an outstanding investment. It is well-suited for layouts with a focus on mid-20th-century diesel operations, especially those that emphasize the Milwaukee Road s legacy. The set s combination of aesthetic appeal, functional features, and historical authenticity makes it a top-tier model for collectors and operators alike.

---

### **Recommendation**

- You are committed to a Milwaukee Road theme and want a highly detailed, historically accurate model.

- You have the budget to invest in a premium set and are willing to prioritize quality over cost savings.

- You prioritize sound, lighting, and operational realism in your modeling.

- You plan to use the set as a focal point for your layout or collection.

- You are willing to accept the limitations (non-magnetic couplers, potential maintenance needs) in exchange for the set s strengths.

- You are on a tight budget and can find a similarly themed but less expensive set (e.g., a single GP9 or GP7 with a different paint scheme).

- You need magnetic couplers for compatibility with other brands or future additions.

- You are unsure about the long-term commitment to a Milwaukee Road theme.

- You prefer newer models with more advanced sound or DCC features, even if they are not as historically specific.

For most serious Milwaukee Road enthusiasts, the **20-2638-1 is an excellent choice** one that delivers unmatched realism and collectible value. However, it is not a "one-size-fits-all" purchase, and potential buyers should carefully weigh their priorities before committing.

Details:

Material: Plastic. Rail System: Three-Rail System. Lighting Features: Headlight,Class Lights,MARS Light. Box: Original Box.

Doug - model Train Market. Sound Status: Yes - Tested Works. Paperwork: None. Wheel Wear: Very Little.

Growing up, my grandfather and I worked together building our model railroad layout. Couplers: Knuckle Style. Approximate Coupler to Measurements: 48-1/2. Paint: Factory Painted.

100% SATISFACTION GUARANTEE. TMCC Status: No TMCC/Not Compatible. Running condition: Runs Well. Has some dirt buildup on shell, Cosmetic condition: C-7 Excellent.

part #: 2026381 prices

• $89.95-$349.95

specifications gscalemodeltraingi:

• brand: Mth
• mpn: 20-2638-1
• type: Diesel Locomotive
• material: Plastic
• rail system: Three-rail System
• box: Original Box
• control: Analog
• couplers: Knuckle Style
• grading: C-7 Excellent
• lighting: Headlight, Class Lights, Mars Light
• measurements: 48-1/2
• paint: Factory Painted
• power supply: Ac
• running condition: Runs Well
• sound: Yes Tested Works
• state of assembly: Ready To Go/pre-built
• tmcc status: No Tmcc/not Tmcc Compatible
• train operating company: Milwaukee Road
• wheel wear: Very Little
• upc: 658081217185

payments gscale model traingi:

• credit card: Mastercard
• other
• wallet: Apple-pay

returns gscale model traingi:

• method: Money back
• time: 60 Days
• policy: Returns Accepted
• paid by: Seller

seller gscale model traingi:

• city: Ocala, Florida
• rating: 100.0%
• # reviews: 106920

general gscale model traingi:

• condition: Used
• model Railroads Trains > Railroads Trains > Locomotives

shipping gscale model traingi:

• type: Fixed
• transit: 4-7 Days
• class: Standard, Expedited
• carrier: USPS, UPS
• service: Standard, USPS Priority Mail, UPS Ground, UPS 2nd Day Air
• cost: $0.00

offer gscale model traingi:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: May 1, 2026
• quantity: 1

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