# 2026 Forest River Sierra 3800RK

New 2026 Forest River Sierra 3800RK for sale at RV Value Mart in Willow Street, PA.

## Summary

- Condition: New
- Status: In stock
- Year: 2026
- Make: Forest River
- Model: Sierra
- Floorplan: 3800RK
- Type: Fifth Wheel
- VIN: 4X4FSEP20TJ055016
- Stock number: TJ055016

## Price

- Price: $65,639
- MSRP: $93,816

Taxes, title, registration and any dealer fees are not itemized here; confirm the final price with the dealership.

## Specifications

- Length: 44' 1"
- Width: 8'
- Exterior height: 13' 4"
- Sleeps: 4
- Slide-outs: 4
- Dry weight: 12,849 lbs
- GVWR: 15,500 lbs
- Cargo capacity: 2,651 lbs
- Hitch weight: 2,405 lbs
- Fresh water: 50 gal
- Gray water: 100 gal
- Black water: 50 gal
- Refrigerator: 16

## Highlights

- Spacious Interior Layout
- Tankless Water Heater for On-Demand Hot Water
- Rear Kitchen for Convenient Meal Prep
- Great for Family Trips with Sleeping Capacity for 4
- Lightweight at 12,849 lbs for Easy Towing

## Description

Experience the great outdoors with the 2026 Forest River Sierra 3800RK, a remarkable fifth wheel designed for adventure seekers. With a generous length of 44 ft and a dry weight of 12,849 lbs, this model offers a spacious layout that comfortably sleeps 4, making it perfect for family trips or weekend getaways. The rear kitchen is ideal for preparing meals while enjoying the scenery, and the tankless water heater ensures you'll have hot water on demand. The Sierra's reputation for quality and durability makes it a reliable choice for all your travels. Schedule your tour today to see how this versatile fifth wheel can elevate your camping experience!

## Questions

### How much is this 2026 Forest River Sierra 3800RK?
RV Value Mart lists it at $65,639, down from an MSRP of $93,816. Taxes, title, registration and any dealer fees are not itemized here. Confirm the final price with the dealership.

### Is it new or used?
New.

### Where is it?
At RV Value Mart Willow Street, 47 Lancaster Pike, Willow Street, PA, 17584.

### How many people does it sleep?
Up to 4.

### How long is it?
44' 1" overall.

### What do I need to tow it?
This fifth wheel has a dry weight 12,849 lbs, GVWR 15,500 lbs, hitch weight 2,405 lbs. Choose a tow vehicle rated above the GVWR, and check its hitch and payload ratings too. RV Value Mart can confirm a match for your vehicle.

### What are the tank sizes?
50 gal fresh, 100 gal gray, 50 gal black.

### Can I finance it or trade in my current unit?
Yes. RV Value Mart offers financing and takes trade-ins. Apply or get a trade value on the website, or call 717-664-0538.

### How do I check it is still available?
Inventory changes daily. Use the contact form on the listing page or call 717-664-0538 to confirm before visiting.

## Dealer

- RV Value Mart Willow Street
- Address: 47 Lancaster Pike, Willow Street, PA, 17584
- Phone: 717-664-0538

## Photos

- ![2026 Forest River Sierra 3800RK photo 1](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-001-1782945262647.jpg)
- ![2026 Forest River Sierra 3800RK photo 2](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-002-1782945262936.jpg)
- ![2026 Forest River Sierra 3800RK photo 3](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-003-1782945263256.jpg)
- ![2026 Forest River Sierra 3800RK photo 4](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-004-1782945263546.jpg)
- ![2026 Forest River Sierra 3800RK photo 5](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-005-1782945263805.jpg)
- ![2026 Forest River Sierra 3800RK photo 6](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-006-1782945264178.jpg)
- ![2026 Forest River Sierra 3800RK photo 7](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-007-1782945264462.jpg)
- ![2026 Forest River Sierra 3800RK photo 8](https://images.scout-rv.com/inventory/d4ed6283-db1c-4ded-9527-4c50071a9cf0/TJ055016/image-008-1782945264947.jpg)

## Links

- Listing page (canonical): https://www.rvvaluemart.com/inventory/new/2026-forest-river-sierra-fifth-wheel-3800rk
- Ask about this unit: use the contact form on the listing page, or call 717-664-0538
- Financing: https://www.rvvaluemart.com/financing
- Trade-in value: https://www.rvvaluemart.com/trade-in
- All inventory: https://www.rvvaluemart.com/inventory.md

Last updated: 2026-11-13