Skip to main content Skip to navigation

Class A motorhomes
Class C motorhomes
Class B vans
Fifth wheel trailers
Travel trailers
Pop-up campers
Advanced search
Floor plan wizard
Inventory

Browse popular layouts & features

Class A motorhomes

… with bunk beds
… with two bedrooms
… with bath and a half
… with two full bathrooms
… with bunk over cab
… with rear bathroom

Browse all features →

Class B vans

… with King size bed
… with rear twin beds
… with Murphy bed
… with rear bathroom
… with dual twin beds

Browse all features →

Class C motorhomes

… with bunk over cab
… with bunk beds
… with rear bathroom
… with rear twin beds
… with Murphy bed
… with outdoor kitchen
… with outdoor TV

Browse all features →

Fifth wheel trailers

… with bath and a half
… with two bathrooms
… with bunk beds
… with two bedrooms
… with side patio
… with rear patio
… with outdoor kitchen
… with washer/dryer
… with front living

Browse all features →

Travel trailers

… with bunk beds
… with two bedrooms
… with Murphy bed
… with outdoor kitchen
… with rear bath
… with front bedroom

Browse all features →

Popup campers

under $10k
under $15k
under 2,000 lbs
under 3,000 lbs

Browse all features →

RV dealers by metro area

Los Angeles Dallas–Fort Worth Houston Atlanta Phoenix Tampa Bay Orlando Denver Chicago Seattle Nashville Toronto Browse all metro areas →

Explore

RV floor plans
Browse inventory
Sell your RV
Dealers
Shopping tips

Company

About
Our story
Contact

Services

Dealer leads
Dealer websites & CRM
OEM advertising
Shopper insights

Join our mailing list

We don't send much, but you won't want to miss it!

Fax

The RV search engine. Find your dream RV.

We do our best to keep listing details accurate, but pricing, specifications, and availability come from third-party sources and can change without notice. We can't guarantee accuracy, so please confirm the details with the dealer before making any decisions. See something inaccurate? Contact us.

© 2026 RV Envy. All rights reserved.

For AI agentsPrivacy Terms

Home
Inventory
Blue Compass RV
Altoona, IA
2021 Grand Design Momentum 381M

2021 Grand Design Momentum 381MPending

UsedFifth wheel|Stock #UT880261|Located at Blue Compass RV in Altoona, IA

$59,900

This unit has a sale pending.

It's still listed because pending deals sometimes fall through. Ask the dealer to be next in line.

Call for details.

Specifications

Get more info

2021 Momentum 381M

Name *(required)

Email

Phone

ZIP code

I'm interested in

More informationSchedule a viewingTrade-in quoteDiscuss price

Time frame to buy

Message

Preferred contact method

EmailPhone callText message

Keep me anonymous

The dealer sees only your first name and general area, not your full name, email, or phone. You'll chat through RV Envy and can share your info anytime.

Fax

We'll add you to our weekly newsletter too, but you can unsubscribe at anytime.

Dealer information

Blue Compass RV – Altoona

1400 Northridge Circle
Altoona, IA 50009

Call for details.

Specifications

2021 Grand Design Momentum 381M

Used · Fifth wheel

$59,900

Blue Compass RV – Altoona

1400 Northridge Circle

Altoona, IA 50009

(515) 280-1026

Stock #UT880261

2021 Grand Design Momentum 381M floor plan

Specifications

Length42 ft 9 in

Dry weight14,700 lbs

Sleeps9 people

Options and equipment may differ from those listed. We do our best to ensure accuracy, but please confirm all details with the dealer before purchase.

Length

42 ft 9 in

Length

42 ft 9 in

Dry weight

14,700 lbs

Dry weight

14,700 lbs

Sleeps

9 people

Sleeps

9 people

Download brochure

Download brochure

Unit features & options

Under Mount 16" Spare Tire
6-Point Hydraulic Leveling System
MORryde Pin Box
Dual Pane Window Upgrade (Optional)
Back-Up Camera (Camera Prep Standard) (Optional)
Slide-Out Awning Toppers (Optional)
Keyed Alike Ramp Door Latches
2nd Power Patio Awning w/ LED Lights
3rd Power Awning w/ LED Lights (Main Slide - 397TH) (Mandatory)
Front and Back Under Unit Blue LED Light Kit (Mandatory)
High-Gloss Gel Coat Exterior Sidewalls
Full Paint Gel Coat Fiberglass Front Cap
Full Body Paint (Optional)
Door Side Exterior Spray Port
Drop Frame Chassis (12" over 10")
MORryde CRE3000 Suspension System
Upgraded Axle Hangers
Interior Color Changing LED Accent Lighting
Raised Panel Hardwood Cabinet Doors w/Hidden Hinges
Sofa w/Headrest & Removable Swivel Tables (Includes Heat, Massage & LED Lighting Package)
Central Vacuum System w/ Tools and Dust Pan
Super Sofa Upgrade - IPO Theater Seats & Dinette (397TH, 399TH Only) (Optional)
Plywood Drawer Bottoms
Microwave

Unit features & options

Under Mount 16" Spare Tire
6-Point Hydraulic Leveling System
MORryde Pin Box
Dual Pane Window Upgrade (Optional)
Back-Up Camera (Camera Prep Standard) (Optional)
Slide-Out Awning Toppers (Optional)
Keyed Alike Ramp Door Latches
2nd Power Patio Awning w/ LED Lights
3rd Power Awning w/ LED Lights (Main Slide - 397TH) (Mandatory)
Front and Back Under Unit Blue LED Light Kit (Mandatory)
High-Gloss Gel Coat Exterior Sidewalls
Full Paint Gel Coat Fiberglass Front Cap
Full Body Paint (Optional)
Door Side Exterior Spray Port
Drop Frame Chassis (12" over 10")
MORryde CRE3000 Suspension System
Upgraded Axle Hangers
Interior Color Changing LED Accent Lighting
Raised Panel Hardwood Cabinet Doors w/Hidden Hinges
Sofa w/Headrest & Removable Swivel Tables (Includes Heat, Massage & LED Lighting Package)
Central Vacuum System w/ Tools and Dust Pan
Super Sofa Upgrade - IPO Theater Seats & Dinette (397TH, 399TH Only) (Optional)
Plywood Drawer Bottoms
Microwave