# 2025 Keystone Montana 3857BR

New 2025 Keystone Montana 3857BR for sale at United Motorsports & RV in Lexington, KY.

## Summary

- Condition: New
- Status: In stock
- Year: 2025
- Make: Keystone
- Model: Montana
- Floorplan: 3857BR
- Type: Fifth Wheel
- VIN: 4YDFM0T28S4701261
- Stock number: RV910

## Price

- Price: $77,245
- MSRP: $126,788

### United Upfront Pricing

No surprise fees — every dollar disclosed up front.

- Freight: Included in Price
- Dealer Prep: Included in Price
- Battery: Included in Price
- Doc Fee: $499
- **Total Fees (not included in price): $499**

This is the same breakdown shown on the listing page. Sales tax and anything not listed above are extra; confirm the final price with the dealership.

## Specifications

- Length: 40' 11"
- Exterior height: 13' 5"
- Sleeps: 8
- Slide-outs: 4
- Dry weight: 14,668 lbs
- GVWR: 17,050 lbs
- Cargo capacity: 2,382 lbs
- Hitch weight: 3,050 lbs
- Fresh water: 70 gal
- Gray water: 88 gal
- Black water: 49 gal
- Propane: 60 lbs
- Refrigerator: 18

## Highlights

- Sleeps 8 for Family Comfort
- 41 ft Length for Spacious Living
- Three Air Conditioners for Ultimate Comfort
- Residential Refrigerator for Home-Like Convenience
- Power Awning for Outdoor Enjoyment
- Four Slides for Maximum Space

## Description

The 2025 Keystone Montana 3857BR is a spacious fifth wheel that sleeps up to 8 people, making it an ideal choice for family adventures. With a length of 41 ft and a dry weight of 14,143 lbs, this model combines comfort and functionality for your travels. Its four slides provide ample living space, while the three air conditioners ensure a comfortable atmosphere no matter the weather. Equipped with a residential refrigerator and a power awning, this fifth wheel is perfect for extended trips or weekend getaways. Experience the unmatched quality and reputation of Keystone. Schedule your tour today!

## Questions

### How much is this 2025 Keystone Montana 3857BR?
United Motorsports & RV lists it at $77,245, down from an MSRP of $126,788. The listing itemizes every fee. Total Fees (not included in price): $499. Sales tax and anything not listed are extra. Confirm the final price with the dealership.

### Is it new or used?
New.

### Where is it?
At United Motorsports & RV, 1675 N. Broadway, Lexington, KY, 40505.

### How many people does it sleep?
Up to 8.

### How long is it?
40' 11" overall.

### What do I need to tow it?
This fifth wheel has a dry weight 14,668 lbs, GVWR 17,050 lbs, hitch weight 3,050 lbs. Choose a tow vehicle rated above the GVWR, and check its hitch and payload ratings too. United Motorsports & RV can confirm a match for your vehicle.

### What are the tank sizes?
70 gal fresh, 88 gal gray, 49 gal black.

### Can I finance it or trade in my current unit?
Yes. United Motorsports & RV offers financing and takes trade-ins. Apply or get a trade value on the website, or call (859) 253-1777.

### How do I check it is still available?
Inventory changes daily. Use the contact form on the listing page or call (859) 253-1777 to confirm before visiting.

## Dealer

- United Motorsports & RV
- Address: 1675 N. Broadway, Lexington, KY, 40505
- Phone: (859) 253-1777

## Photos

- ![2025 Keystone Montana 3857BR photo 1](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-001-1786118925191.jpg)
- ![2025 Keystone Montana 3857BR photo 2](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-002-1786118925410.jpg)
- ![2025 Keystone Montana 3857BR photo 3](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-003-1786118925811.jpg)
- ![2025 Keystone Montana 3857BR photo 4](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-004-1786118926046.jpg)
- ![2025 Keystone Montana 3857BR photo 5](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-005-1786118926259.jpg)
- ![2025 Keystone Montana 3857BR photo 6](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-006-1786118926560.jpg)
- ![2025 Keystone Montana 3857BR photo 7](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-007-1786118926811.jpg)
- ![2025 Keystone Montana 3857BR photo 8](https://images.scout-rv.com/inventory/db465014-66f4-422f-9ed8-8a7bba293410/RV910/image-008-1786118927052.jpg)

## Links

- Listing page (canonical): https://www.unitedmotorsportsrv.com/inventory/new/fifth-wheel-2025-keystone-rv-montana-rv910
- Ask about this unit: use the contact form on the listing page, or call (859) 253-1777
- Financing: https://www.unitedmotorsportsrv.com/financing
- Trade-in value: https://www.unitedmotorsportsrv.com/trade-in
- All inventory: https://www.unitedmotorsportsrv.com/inventory.md

Last updated: 2026-11-06