2026 Keystone Carbon 358
Toy Hauler · Value Fifth Wheel Toy Hauler · 38.92 ft · sleeps 7

The 2026 Keystone Carbon 358 is a toy hauler (value fifth wheel toy hauler). At sleeps 7, 38.92 ft long, 13,271 lbs dry, it's positioned for owners who haul motorcycles, ATVs, or bikes.
Floor plan

Photos of the 2026 Keystone Carbon 358
Walkthrough video
Video courtesy of RV Video Library on YouTube.
Full specifications
Dimensions
| Length | 38.92 ft |
|---|
Weights
| Dry Weight | 13,271 lbs |
|---|
Living
| Sleeps | 7 |
|---|---|
| Bunkhouse | No |
Power & Electrical
| Solar Pre-Installed | 190 W |
|---|---|
| Generator Prep | Yes |
| Shore Power | 50 A |
Amenities
| Outdoor Kitchen | No |
|---|---|
| Theater Seating | No |
| Residential Fridge | No |
| Fireplace | No |
| Four-Season | No |
| Off-Road Capable | No |
Similar Toy Haulers to consider
Other toy haulers in the catalog with comparable size and price.
Frequently asked questions
How many people does the 2026 Keystone Carbon 358 sleep?
The 2026 Keystone Carbon 358 sleeps 7.
How long is the 2026 Keystone Carbon 358?
The 2026 Keystone Carbon 358 is 38.92 feet long.
What's the dry weight of the 2026 Keystone Carbon 358?
The 2026 Keystone Carbon 358 has a dry weight of 13,271 lbs.
Where can I buy the 2026 Keystone Carbon 358?
Pirka Wakka is a brand-agnostic catalog and doesn't sell RVs. The "Buy on Keystone" link on this page sends you to the manufacturer's product page — they'll route you to an authorized dealer.
Not sure if the 2026 Keystone Carbon 358 is right for you?
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