Home
Trailer Parts
5th Wheel Pin Box

5th Wheel Pin Box - 21000 lbs

Filter by Compatibility

Custom Fit

Fabex 730
$1,916.90 - $1,916.90

Fabex 750
$1,826.25 - $1,826.25

Fabex 765
$1,826.25 - $1,826.25

Fabex 770
$1,826.25 - $1,826.25

Leland 7920
$1,625.07 - $1,625.07

Lippert 1116
$1,442.07 - $1,442.07

Lippert 1621
$631.70 - $1,776.33

Lippert 1621HD
$799.99 - $1,385.78

Lippert 1621SHD
$842.02 - $842.02

Lippert Rhino
$2,051.85 - $2,051.85

RBW 7019
$1,916.90 - $1,916.90

RBW 7028
$1,826.25 - $1,826.25

Steelco-Davis PB01
$1,426.59 - $1,426.59

Steelco-Davis PB02
$1,290.69 - $1,290.69

Steelco-Davis PB02W
$1,290.69 - $1,290.69

Venture CJ13515
$1,426.59 - $1,426.59

Venture CJ13517
$1,426.59 - $1,426.59

Venture CJ20515
$1,290.69 - $1,290.69

Venture CJ20517
$1,290.69 - $1,290.69

Venture Short
$1,426.59 - $1,426.59
5th Wheel Pin Box Parts or Accessories

Filters

Filters: 21000 lbs

Curt Air Ride 5th Wheel Pin Box - Lippert 1621 & 1621HD - 21,000 lbs - 21000 lbs

(88 reviews)

Code: LC158778

Retail: $1,950.26

Our Price: $1,385.78

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Lippert 1621
Lippert 1621HD
Lippert

...to replace Lippert 1621 and 1621HD long-jaw 5th-wheel pin boxes Weight capacity: 21,000 lbs Length (from outside edge of mounting plate to center of king pin): 28-11/16" 1-Year limited warranty...

More Information >

MORryde Cushioned 5th Wheel Pin Box for 14K to 18K Trailers w/ Lippert 1621 and 1621HD - 21000 lbs

(249 reviews)

Code: MR84VR

Retail: $982.40

Our Price: $799.99

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Reduces Chucking
21000 lbs
Rubber Spring Suspension
Fixed Turret
Lippert 1621
Lippert 1621HD
MORryde

...replace Lippert 1621 or 1621HD pin boxes Pin box weight capacity: 21,000 lbs Do not exceed the GVWR that is listed in your trailer's manual Spring capacity (for optimal ride): 14,001 lbs - 18,000 lbs...

More Information >

MORryde Cushioned 5th Wheel Pin Box for 11.5K to 14K Trailers w/ Lippert 1621 and 1621HD - 21000 lbs

(249 reviews)

Code: MR74VR

Retail: $982.40

Our Price: $799.99

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Reduces Chucking
21000 lbs
Rubber Spring Suspension
Fixed Turret
Lippert 1621
Lippert 1621HD
MORryde

More Information >

Trailair Air Ride 5th Wheel Pin Box - Lippert 1116 - 21,000 lbs - 21000 lbs

(83 reviews)

Code: LC155943

Retail: $1,848.52

Our Price: $1,442.07

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Lippert 1116
Lippert

...to replace Lippert 1116 5th-wheel pin box Weight capacity: 21,000 lbs 1-Year limited warranty Notes: Do not use the Trailair air ride pin box with any type of gooseneck adapter. Because of the size of...

More Information >

Curt Flex Air 5th Wheel Pin Box - Lippert Rhino - 21,000 lbs - 21000 lbs

(192 reviews)

Code: LC65VR

Our Price: $2,051.85

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Lippert Rhino
CURT

...Specs: Designed to replace Lippert Rhino 5th-wheel pin box Weight capacity: 21,000 lbs 1-Year limited warranty Notes: Do not use the Curt Flex Air pin box with any type of gooseneck adapter. Getting there...

More Information >

Explore Expert Info

on 5th Wheel Pin Box

Videos

for 5th Wheel Pin Box

Help Articles

for 5th Wheel Pin Box

Expert Answers

for 5th Wheel Pin Box

Most Popular 5th Wheel Pin Box Articles

4 Steps to Choosing Your 5th Wheel Pin Box

Sidewinder with Rotating Turret for Short Bed Pickups

Gooseneck to 5th Wheel Adapters

Fifth Wheel Trailer Hitch Information and Installation Tips

Ram Trailer Tow Prep Package

Guide to Choosing the Best Truck for 5th-Wheel Towing

30-Amp and 50-Amp RV Service: What's the Difference?

Best 5th Wheel to Gooseneck Adapters (2023)

Trailer Wiring Diagrams

The Best 5th Wheel Hitches

How to Measure for Travel Trailer and Fifth Wheel Steps

Fifth Wheel Hitch Combinations for Ram Trucks with RamBox (2009-Current)

Most Popular 5th Wheel Pin Box Expert Q&As

How To Determine Which Pin Box I Have and What Replacements Are Available

I spoke with my contact at Trailair and from your serial number we were able to determine that your trailer came with a 1621 HD pin box which is a long pin box style. I was unable to obtain the exact part number for your Trailair pin box but from the…

view full answer...

Replacement Sidewinder for Trailair Flex Air

Hi Cody; the #LC328484 is a Trailair Flex Air with a Lippert 0719 bolt pattern. Assuming that is what you have, the correct Sidewinder is the Reese Sidewinder 5th Wheel King Pin with Rotating Turret #RP34FR. What 2022 Ram model do you have? Do you…

view full answer...

Does Truck with 6-1/2 ft bed Have to Use Slider Hitch for Turning Clearance with Fifth Wheel Hitch

You will have to go with a sliding hitch to allow the trailer to make tight turns. For a trailer 8 feet wide the only bed length that's going to allow 90 degree turns without a slider is a stationary hitch. That being said you have two options.…

view full answer...

Will Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box Fit 2017 Grand Design Momentum

Hi Michael; I'm sure there is a Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box that will fit your 2017 Grand Design Momentum. However, we need to identify your pin box to find the right one. Can you send me a picture of the sticker on your pin…

view full answer...

Does the Curt Helux Pin Box Work w/ a Anderson Ultimate 5th Wheel Hitch?

No, I am sorry it does not. I just spoke with Lippert and none of the Curt Helux Shock-Absorbing 5th Wheel Pin Box like item #C73RJ are compatible with gooseneck adapters like the Anderson Ultimate 5th Wheel Hitch. You would need to use a standard…

view full answer...

Which Pin Box Is Better At Absorbing Chucking The Gen-Y Pin Box Or Curt Flex Air

Hey Jim, When it comes to chucking I'd have to say that the Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box #325-GH-8040 is going to be the better option over the Lippert/Curt Flex Air Pin Box #LC369535. The Gen-Y has a rubber torsion spring design…

view full answer...

Difference Between Lippert 1621 Pin Box And 1621SHD Pin Box

The difference between the 1621 and the 1621SHD is weight capacity and how many bolts is required to mount it. The 1621 uses 4 bolts for mounting. The 1621SHD requires all 6 bolts to be used.

view full answer...

How to Determine the Pin Box Manufacturer and Model on a 5th Wheel Trailer

There should be a sticker or plate on the pin box itself that lists the manufacturer and model of the pin box. If it is not present then there are some measurements you can take to determine the model of the pin box. I have included a link that…

view full answer...

...and 21,000 lbs. The Lippert Rhino Box currently on your Grand Design has a 21,000 lbs capacity so this will fit perfectly. I have linked an installation video below that will help you get set up. If you...

view full answer...

Replacing Fifth Wheel Hitch Lippert 1621 With Gooseneck Hitch On 2019 Forest River Cedar Creek

Alan - yes, the MORryde GooseTech #MR97MV is designed precisely for trailers using the Lippert 1621 pin box in the 14-18,000 lb GTW range. Good call verifying ahead of time. For installation you’ll want to check that the existing pin-box…

view full answer...

How to Determine Correct Height Setting for 5th Wheel Hitch

Choosing the right height setting for your 5th wheel hitch is a combination of a few different variables. First of all you want your towing setup to be as level as possible. With your Montana High Country 340BH level you will want to measure from the…

view full answer...

How to Power a Furrion Camera System w/ a 2024 Chevrolet Silverado 3500

Hey Lorenzo. Your 2024 Chevrolet Silverado 3500 has what's called Pulse Wave Modulation, which will not provide the wireless cameras with the correct power it needs to run when connected. This is a power saving feature in newer trucks. To fix…

view full answer...

Curt Flex Air 5th Wheel Pin Box - Lippert 1621 - 21,000 lbs - 21000 lbs

(192 reviews)

Code: LC369535

Retail: $2,062.95

Our Price: $1,776.33

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Lippert 1621
CURT

...Specs: Designed to replace Lippert 1621 5th-wheel pin box Weight capacity: 21,000 lbs Overall width: 12" Distance from bottom of king pin to top of box: 19-9/16" Distance from center of king pin...

More Information >

Lippert 1621SHD 5th Wheel Pin Box - 21,000 lbs - 21000 lbs

(69 reviews)

Code: LC1387882

Retail: $917.95

Our Price: $842.02

In Stock

5th Wheel Pin Box
Standard Replacement
21000 lbs
Rigid Suspension
Fixed Turret
Lippert 1621SHD
Lippert

...lbs Pin box width: 12" 1-Year limited warranty...

More Information >

Trailair Air Ride 5th Wheel King Pin - Leland 7920 - 21,000 lbs - 21000 lbs

(83 reviews)

Code: UF35-946208

Our Price: $1,625.07

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Leland 7920
Lippert

...21,000 lbs Overall travel: 3" 1-Year warranty Notes: Not for use with any type of gooseneck adapter Because of the size of this item, it ships via truck freight Eliminate the bounce from your ride...

More Information >

Lippert 1621 5th Wheel Pin Box - 21,000 lbs - 21000 lbs

(13 reviews)

Code: LC1387883

Retail: $896.05

Our Price: $631.70

In Stock

5th Wheel Pin Box
Standard Replacement
21000 lbs
Rigid Suspension
Fixed Turret
Lippert 1621
Lippert

Extended pin box provides a direct replacement for the Lippert 1621 pin box on your fifth-wheel trailer or RV. Easily bolts onto trailer with existing hardware. Rust-resistant, powder coated steel construction.

More Information >

MORryde Cushioned 5th Wheel Pin Box for Up to 11.5K Trailers w/ Lippert 1621 and 1621HD - 21000 lbs

(249 reviews)

Code: MR64VR

Retail: $1,135.98

Our Price: $799.99

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Reduces Chucking
21000 lbs
Rubber Spring Suspension
Fixed Turret
Lippert 1621
Lippert 1621HD
MORryde

...Lippert 1621 or 1621HD pin boxes Pin box weight capacity: 21,000 lbs Do not exceed the GVWR that is listed in your trailer's manual Spring capacity (for optimal ride): under 11,500 lbs Fore-and-aft...

More Information >

Trailair Air Ride 5th Wheel King Pin - Fabex 750, 765 and 770, RBW 7028 - 21,000 lbs - 21000 lbs

(83 reviews)

Code: UF35-946212

Our Price: $1,826.25

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Fabex 750
Fabex 765
Fabex 770
RBW 7028
Lippert

...Weight capacity: 21,000 lbs 1-Year warranty Notes: Not for use with any type of gooseneck adapter Because of the size of this item, it ships via truck freight Eliminate the bounce from your ride with the...

More Information >

Trailair Air Ride 5th Wheel King Pin - Steelco/Davis, Venture - 21,000 lbs - 21000 lbs

(83 reviews)

Code: UF35-946219

Retail: $1,546.95

Our Price: $1,426.59

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Steelco-Davis PB01
Venture CJ13515
Venture CJ13517
Venture Short
Lippert

...CJ13515, CJ13517 and Short Weight capacity: 21,000 lbs 1-Year warranty Notes: Not for use with any type of gooseneck adapter Because of the size of this item, it ships via truck freight Eliminate the bounce...

More Information >

Trailair Air Ride 5th Wheel King Pin - Steelco/Davis, Venture - 21,000 lbs - 21000 lbs

(83 reviews)

Code: UF35-946211

Retail: $1,560.95

Our Price: $1,290.69

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Venture CJ20515
Venture CJ20517
Steelco-Davis PB02
Steelco-Davis PB02W
Lippert

...Steelco/Davis PB02,PB02W Weight capacity: 21,000 lbs 1-Year warranty Notes: Not for use with any type of gooseneck adapter Because of the size of this item, it ships via truck freight Eliminate the bounce from...

More Information >

Trailair Air Ride 5th Wheel King Pin - Fabex 730, RBW 7019 - 21,000 lbs - 21000 lbs

(1 reviews)

Code: UF35-946215

Our Price: $1,916.90

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Air Ride Suspension
Fixed Turret
Fabex 730
RBW 7019
CURT

...capacity: 21,000 lbs 1-Year warranty Notes: Not for use with any type of gooseneck adapter Because of the size of this item, it ships via truck freight Eliminate the bounce from your ride with the Trailair...

More Information >

Curt Rota-Flex 5th Wheel Pin Box - Lippert 1621 - 21,000 lbs - 21000 lbs

(86 reviews)

Code: LC328329

Retail: $1,011.85

Our Price: $727.85

In Stock

5th Wheel Pin Box
Upgraded Pin Box
Absorbs Road Shock and Reduces Chucking
21000 lbs
Rubber Spring Suspension
Fixed Turret
Lippert 1621
CURT

...any 5th-wheel trailer hitch Bolt-on installation with no assembly required Made in the USA Specs: Designed to replace Lippert 1621 5th-wheel pin box Weight capacity: 21,000 lbs 1-Year limited warranty...

More Information >

Provides Turning Clearance

Lippert Rhino

Lippert 1621

Upgraded Pin Box

Lippert 1116

Back to Results Clear all

Filters

- 15 results

Compatibility