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Grand Design - Momentum G-Class

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Grand Design Momentum G-Class
Type/Class
Toy Hauler
Sleeps
4 - 8
Weight
11,000 - 16,800 lbs.
Length
27 - 42 ft. Long
Floorpans
13 options

The Grand Design Momentum G-Class is a luxurious toy hauler fifth wheel designed for adventurers who want to bring their toys along in style and comfort. This spacious RV offers ample living space and storage for all your gear. Prices for the Momentum G-Class start around $149,000. Other standout features include a versatile garage area, a well-equipped kitchen, and a convenient half bath.

The bottom line: The Momentum G-Class delivers a premium toy hauler experience with its thoughtful layout, upscale amenities, and generous capacity - perfect for families or groups seeking adventure without sacrificing comfort.

Try Before You Buy

With its high-end features and spacious design, the Grand Design Momentum G-Class represents a significant investment, with base models starting at around $149,000. Before making such a large purchase, consider renting one through RVshare for about $140 per night. This allows you to thoroughly experience the Momentum G-Class's unique layout, ample storage, and towing requirements firsthand.

Renting provides the opportunity to see how well the RV's expansive living area, fully equipped kitchen, and convertible garage suit your camping style and needs. You can also get a feel for the type and size of tow vehicle required to safely pull this hefty fifth wheel. For those new to towing, RV delivery offers a convenient alternative, enabling you to enjoy the Momentum G-Class experience without worrying about driving or parking the sizable trailer yourself.

Pros and Cons of a Grand Design Momentum G-Class

Pros

  • Versatile garage area converts to a living space for extra sleeping capacity

  • Generous interior with multiple slide-outs for expanded living and storage

  • Sleeps up to 8, making it suited for larger groups or families

Cons

  • Higher price point compared to other toy hauler fifth wheels

  • Heavier weight requires a more powerful tow vehicle

  • Larger size can make navigating and parking in tight campgrounds challenging

Model Specifications: Grand Design Momentum G-Class

Momentum G-Class 21G floorplan
Momentum G-Class 23G floorplan
Momentum G-Class 25G floorplan
Momentum G-Class 28G floorplan
Momentum G-Class 29G floorplan
Momentum G-Class 30G floorplan
Momentum G-Class 315G floorplan
Momentum G-Class 31G floorplan
Momentum G-Class 320G floorplan
Momentum G-Class 320G-R floorplan
Momentum G-Class 32G floorplan
Momentum G-Class 350G floorplan
Momentum G-Class 355G floorplan
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RiverStone Reserve Series 3670RL
RiverStone Reserve Series 3850RK
RiverStone Reserve Series 3950FWK
Flagstaff Super Lite 26FKBS
Flagstaff Super Lite 26RBWS
Flagstaff Super Lite 26RKBS
Flagstaff Super Lite 26RLBS
Flagstaff Super Lite 27BHWS
Flagstaff Super Lite 27FBlK
Flagstaff Super Lite 29BHS
Flagstaff Super Lite 29RBS
Flagstaff Super Lite 29RLBS
Flagstaff Super Lite 524BBS
Flagstaff Super Lite 524EWS
Flagstaff Super Lite 526RK
Flagstaff Super Lite 528lKRL
Flagstaff Super Lite 528MBS
Flagstaff Super Lite 528RKS
Flagstaff Super Lite 529BH
Flagstaff Super Lite 529IKRL
Flagstaff Super Lite 529RBS
Flagstaff Super Lite 529RKB
Flagstaff Super Lite 529RLBS
Berkshire XL 37A
Berkshire XL 40C
Berkshire XL 40D
Berkshire XL 40E
Sierra 3330BH
Sierra 3370RLS
Sierra 3440BH
Sierra 3550BH
Sierra 3660MB
Sierra 3990FL
Sierra 4002FB
Sandpiper Luxury 321RL
Sandpiper Luxury 379FLOK
Sandpiper Luxury 384QBOK
Sandpiper Luxury 388BHRD
Sandpiper Luxury 38FKOK
Sandpiper Luxury 391FLRB
Sandpiper Luxury 39BARK
Jay Feather Micro 166FBS
Jay Feather Micro 171BH
Jay Feather Micro 173MRB
Jay Feather Micro 199MBS
Roamer Light Duty 234RLS
Roamer Light Duty 244RLS
Roamer Light Duty 304BHS
Cedar Creek Experience 2925RL
Cedar Creek Experience 3125RD
Cedar Creek Experience 3325BH
Cedar Creek Experience 3425RL
Cedar Creek Experience 3525LF
OV-X Model 5.5
Bay Point 143 QBBH
Bay Point 243 IKKB
Bay Point 644 FDQB
Bay Point 747 KBQB
Bay Point 847 DBKB
Navion 24D
Navion 24J
Navion 24V
Longhorn 280RK
Longhorn 298FB
Longhorn 328SB
Longhorn 340MB
Bushwhacker 10HD
Bushwhacker 12ROK
Bushwhacker 12ROK Radical
Bushwhacker 12SK
Cargolite Xtreme Stretch Std. Model
Scout Kenai
Scout Olympic
Scout Yoho
Momentum G-Class 21G
Momentum G-Class 23G
Momentum G-Class 25G
Momentum G-Class 28G
Momentum G-Class 29G
Momentum G-Class 30G
Momentum G-Class 315G
Momentum G-Class 31G
Momentum G-Class 320G
Momentum G-Class 320G-R
Momentum G-Class 32G
Momentum G-Class 350G
Momentum G-Class 355G
Gross Weight
16,135 lbs.
16,600 lbs.
18,750 lbs.
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
38,320 lbs.
38,320 lbs.
38,320 lbs.
38,320 lbs.
13,769 lbs.
13,560 lbs.
14,075 lbs.
15,500 lbs.
14,115 lbs.
15,375 lbs.
15,500 lbs.
13,669 lbs.
16,069 lbs.
16,132 lbs.
15,904 lbs.
15,823 lbs.
16,009 lbs.
15,079 lbs.
4,995 lbs.
4,995 lbs.
4,995 lbs.
5,750 lbs.
8,900 lbs.
9,500 lbs.
10,115 lbs.
14,343 lbs.
16,050 lbs.
16,130 lbs.
16,065 lbs.
16,449 lbs.
n/a
14,000 lbs.
14,000 lbs.
14,000 lbs.
18,000 lbs.
18,000 lbs.
11,030 lbs.
11,030 lbs.
11,030 lbs.
n/a
n/a
n/a
n/a
2,200 lbs.
3,180 lbs.
n/a
2,380 lbs.
2,990 lbs.
n/a
n/a
n/a
11,000 lbs.
13,000 lbs.
13,000 lbs.
13,000 lbs.
13,000 lbs.
13,000 lbs.
16,400 lbs.
13,000 lbs.
16,800 lbs.
16,800 lbs.
13,000 lbs.
16,800 lbs.
n/a
Dry Weight
14,001 lbs.
14,151 lbs.
16,131 lbs.
6,836 lbs.
6,158 lbs.
6,988 lbs.
6,614 lbs.
7,310 lbs.
8,324 lbs.
7,605 lbs.
7,854 lbs.
8,559 lbs.
7,950 lbs.
7,764 lbs.
8,211 lbs.
9,499 lbs.
10,229 lbs.
8,758 lbs.
9,270 lbs.
10,165 lbs.
10,018 lbs.
10,255 lbs.
10,379 lbs.
n/a
n/a
n/a
n/a
10,769 lbs.
10,319 lbs.
11,129 lbs.
12,044 lbs.
11,659 lbs.
12,439 lbs.
12,889 lbs.
10,669 lbs.
13,069 lbs.
13,132 lbs.
12,904 lbs.
12,823 lbs.
13,009 lbs.
12,079 lbs.
4,025 lbs.
3,775 lbs.
3,980 lbs.
4,575 lbs.
7,030 lbs.
7,500 lbs.
5,845 lbs.
10,172 lbs.
11,609 lbs.
12,324 lbs.
11,614 lbs.
11,835 lbs.
n/a
12,242 lbs.
12,366 lbs.
12,646 lbs.
14,196 lbs.
13,896 lbs.
n/a
n/a
n/a
6,807 lbs.
6,880 lbs.
7,941 lbs.
8,392 lbs.
1,300 lbs.
1,940 lbs.
n/a
1,660 lbs.
1,500 lbs.
1,370 lbs.
1,133 lbs.
958 lbs.
7,223 lbs.
7,669 lbs.
8,574 lbs.
9,153 lbs.
9,278 lbs.
9,139 lbs.
12,198 lbs.
9,698 lbs.
12,400 lbs.
12,400 lbs.
9,569 lbs.
12,950 lbs.
12,950 lbs.
Cargo Weight
2,134 lbs.
2,449 lbs.
2,619 lbs.
1,910 lbs.
2,550 lbs.
1,608 lbs.
2,101 lbs.
1,411 lbs.
1,511 lbs.
2,233 lbs.
1,898 lbs.
1,341 lbs.
1,902 lbs.
2,051 lbs.
1,634 lbs.
2,041 lbs.
1,791 lbs.
2,550 lbs.
2,213 lbs.
1,996 lbs.
1,584 lbs.
1,844 lbs.
1,761 lbs.
n/a
n/a
n/a
n/a
3,000 lbs.
3,241 lbs.
2,946 lbs.
3,456 lbs.
2,456 lbs.
2,936 lbs.
2,611 lbs.
3,000 lbs.
3,000 lbs.
3,000 lbs.
3,000 lbs.
3,000 lbs.
3,000 lbs.
3,000 lbs.
970 lbs.
1,220 lbs.
1,015 lbs.
1,175 lbs.
1,870 lbs.
2,000 lbs.
1,570 lbs.
4,171 lbs.
4,441 lbs.
3,806 lbs.
4,451 lbs.
4,614 lbs.
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
2,803 lbs.
2,870 lbs.
1,799 lbs.
2,818 lbs.
817 lbs.
1,040 lbs.
n/a
521 lbs.
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Height
13 ft.
13 ft.
13 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
n/a
13 ft.
13 ft.
n/a
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
10 ft.
10 ft.
10 ft.
10 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
n/a
13 ft.
13 ft.
13 ft.
13 ft.
13 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
11 ft.
7 ft.
7 ft.
7 ft.
7 ft.
8 ft.
7 ft.
7 ft.
6 ft.
12 ft.
12 ft.
12 ft.
12 ft.
12 ft.
12 ft.
13 ft.
12 ft.
13 ft.
13 ft.
12 ft.
13 ft.
13 ft.
Sleeps
4
4
4
5
5
5
4
9
5
9
5
5
4
5
6
5
7
5
9
5
9
5
6
6
8
8
8
10
4
10
9
9
8
6
4
6
8
8
6
6
6
3
5
3
8
4
4
7
4
2
5
4
6
2
5
4
5
8
6
6
6
6
6
6
10
8
2
n/a
n/a
2
2
4
4
4
6
6
6
7
6
7
7
6
4
4
6
7
8
Bunks
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
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n/a
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n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Slide Outs
3
3
4
2
2
2
2
2
3
2
2
3
2
2
2
3
3
2
2
3
4
3
4
4
3
4
3
3
3
3
3
4
5
4
3
6
5
5
5
5
4
1
n/a
n/a
1
1
2
2
3
3
4
3
4
n/a
3
3
3
4
3
1
1
1
1
1
2
2
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
1
1
2
2
2
2
2
2
3
3
1
3
2
Fuel Type
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Diesel
Diesel
Diesel
Diesel
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Diesel
Diesel
Diesel
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Towing Capacity
2,135 lbs.
2,600 lbs.
2,750 lbs.
946 lbs.
908 lbs.
796 lbs.
915 lbs.
921 lbs.
1,035 lbs.
1,038 lbs.
952 lbs.
1,100 lbs.
1,252 lbs.
1,215 lbs.
1,245 lbs.
1,540 lbs.
1,620 lbs.
1,308 lbs.
1,483 lbs.
1,761 lbs.
1,602 lbs.
1,699 lbs.
1,740 lbs.
15,000 lbs.
15,000 lbs.
15,000 lbs.
15,000 lbs.
1,920 lbs.
1,560 lbs.
2,075 lbs.
2,380 lbs.
2,115 lbs.
2,825 lbs.
2,340 lbs.
1,710 lbs.
2,568 lbs.
2,261 lbs.
2,115 lbs.
2,256 lbs.
2,560 lbs.
2,105 lbs.
420 lbs.
380 lbs.
440 lbs.
655 lbs.
1,245 lbs.
1,355 lbs.
1,415 lbs.
2,343 lbs.
2,050 lbs.
2,130 lbs.
2,065 lbs.
2,449 lbs.
n/a
1,500 lbs.
1,910 lbs.
1,990 lbs.
1,530 lbs.
1,530 lbs.
5,000 lbs.
5,000 lbs.
5,000 lbs.
808 lbs.
950 lbs.
942 lbs.
1,014 lbs.
120 lbs.
180 lbs.
n/a
180 lbs.
n/a
n/a
n/a
n/a
1,059 lbs.
1,242 lbs.
1,374 lbs.
1,368 lbs.
1,592 lbs.
1,425 lbs.
2,347 lbs.
1,602 lbs.
2,300 lbs.
2,300 lbs.
1,485 lbs.
2,600 lbs.
3,017 lbs.
Electrical Service
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
50-amp
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
30-amp
30-amp
30-amp
30-amp
50-amp
50-amp
50-amp
n/a
n/a
n/a
n/a
n/a
n/a
50-amp
50-amp
50-amp
50-amp
50-amp
30-amp
30-amp
30-amp
n/a
n/a
n/a
n/a
30-amp
n/a
n/a
30-amp
n/a
n/a
n/a
n/a
30-amp
30-amp
30-amp
30-amp
30-amp
30-amp
50-amp
30-amp
50-amp
50-amp
30-amp
50-amp
50-amp

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