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Replacement Step, Motor, and Switch for Kwikee RV Electric Steps - 28 Series - 23-5/8" Wide

Replacement Step, Motor, and Switch for Kwikee RV Electric Steps - 28 Series - 23-5/8" Wide

Item # LC3747451
Retail:$727.59
Our Price: $577.89
You Save: $149.70
RV and Camper Steps
Shipping Weight: 38 lbs
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Replaces the electric step, motor, and switch kit for your Kwikee 28 series RV steps. Motor extends and retracts the step when it receives the signal from the switch kit. Wiring pigtail hardwires to your RV's power. Great Prices for the best rv and camper steps from Kwikee. Replacement Step, Motor, and Switch for Kwikee RV Electric Steps - 28 Series - 23-5/8" Wide part number LC3747451 can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Kwikee RV and Camper Steps - LC3747451

  • Motorhome
  • Electric Step
  • 1 Step
  • 24 Inch Wide Step
  • Kwikee
  • 24-1/4 Inch Wide
  • Steel
  • 7 Inch Drop/Rise
  • No Ground Contact

Replaces the electric step, motor, and switch kit for your Kwikee 28 series RV steps. Motor extends and retracts the step when it receives the signal from the switch kit. Wiring pigtail hardwires to your RV's power.


Features:

  • Replaces the step, motor, and switch kit for your Kwikee 28 series steps
    • Control unit (LC379146) for automatic extension sold separately
  • Motor works with gearbox to extend and retract the step
  • Switch kit wires to the step and mounts inside your RV for manual operation
  • Integrated safety feature automatically retracts the step if it strikes an obstacle during extension
  • Non-slip tread and easy-to-see reflective strips on step surface
  • Sturdy, powder coated steel construction with weatherproof wiring withstands the elements
    • Solid steel drive rods and stainless steel bushings provide additional durability
    • Air pressed rivets at pivot points ensure long-term strength
  • Simple installation with existing mounting holes and wiring harness
    • Hardware sold separately
  • Made in the USA


Specs:

  • Extended height: 9-5/8"
    • Folded height: 6"
  • Overall width: 24-3/4"
  • Mounting plate dimensions: 24-1/4" wide x 8-5/8" deep
  • Bolt pattern: 22" wide x 6-1/2" deep
  • Step dimensions: 23-5/8" wide x 10-1/2" deep
  • Drop/Rise: 7-1/2"
  • Voltage:
    • Motor: 12V
    • Switch kit: 250V
  • Weight capacity: 300 lbs
  • 1-Year warranty


Note: This step assembly includes the steps, motor, and switch kit only. The steps will operate manually through the switch kit.


If you want the complete step assembly that allows the steps to automatically extend and retract with the RV door, you will need a control unit. The switch kit included with this assembly will still work, but if you want to be able to override the automatic retraction, so the steps stay out whether the door is open or closed, you will need a different switch kit. The complete assembly with steps, motor, control unit, and switch kit is available under part number LC3747453.


The included 4-way plug fits into the existing wiring harness on your RV. Most vehicles should have this wiring already set up. In the event that your RV is missing the wiring, a 4-way pigtail is included to help you hardwire the unit to your RV.


Safety Features

The Kwikee steps include several safety features in an effort to prevent injury to you or your passengers and damage to the RV steps. If an obstruction is detected while extending, the steps will halt and retract back into the stowed position. The steps will also retract when you turn on the vehicles ignition, even if the automatic retraction override has been activated, in case you forget to stow them before driving away.


Will Kwikee Electric Steps Work for You?

Electric steps are typically installed on RVs and some travel trailers. The electric steps from Kwikee install and fold up underneath the camper for simple storage. To ensure you choose the correct size for your application, there are a few measurements you will need to take.


Kwikee In and Out

The Kwikee electric steps attach to the underside of the camper chassis, directly beneath the doorway. To decide which size you'll need, locate the space available underneath your camper that lines up with the doorframe, and measure the width and depth. You will need a mounting space that is at least 24-3/4" wide and 8-5/8" deep.


If it turns out you have more or less space beneath your doorway, there are other step assemblies available with bracket sizes ranging from 24-3/4" wide to 37-1/4" wide. A full list of the available steps is below.


Outriggers for RV Steps

Outriggers - metal brackets that act as an extension (LC301704 - sold separately) - may be needed for installation depending on the model of your original stairs. These provide extra length if the old steps are longer or wider than the new.


Once you know where the mounting bracket will go and what size mounting bracket you need, that spot will be used as the "mounting point" to determine how many steps you will need.


How Many Steps Do You Need?

Kwikee Entry Height

To decide on how many steps you'll need, measure from the mounting point to the ground. This is called the entry height. The entry height should roughly match the height of the steps when they're fully extended, plus 6" to 8" to account for the drop from the bottom step to the ground. This measurement will also tell you how many steps you need.


The chart below displays mounting bracket widths in the first column and entry height measurements in the second column. The third column shows the corresponding part numbers. Use the mounting bracket width and entry height measurements you took to determine which part number will fit your RV. Choose the bracket size that is closest to your measurements without going over.


This page's step assembly is in bold text.


Mounting Bracket WidthEntry HeightPart Number (Complete Assembly)Part Number (Replacement Assembly)
24-3/4"15-5/8" - 17-5/8"LC3747453LC3747452*, LC3747451**
25"16-3/4" - 18-3/4"LC3724742n/a
25-1/2"27-7/8" - 29-7/8"LC3658373LC369552*, LC365837*
25-1/2"20-1/8" - 22-1/8"LC372261LC3722615*, LC3722617**, LC3722616***
25-1/2"20-1/2" - 22-1/2"n/aLC3725791*
25-1/2"12-1/8" - 14-1/8"LC3723383LC372338**
25-1/4"13" - 15"LC3711363LC371136*, LC3711361**
25-3/4"22-7/8" - 24-7/8"n/aLC372558*
25-5/8"11-7/8" - 13-7/8"LC3691461LC369146*, LC3691462**
25-5/8"13" - 15"n/aLC3726041*
25-7/8"23-1/4" - 25-1/4"LC3726892LC3726891**
26-5/16"27-1/4" - 29-1/4"LC3694042n/a
29-3/8"18" - 20"LC3722661LC372266*, LC3722662**
30-1/4"15-1/4" - 17-1/4"n/aLC372779*
30-3/8"17-1/4" - 19-1/4"n/aLC427247*
30-5/8"20-1/2" - 22-1/2"n/aLC375632*
31-1/2"28-5/8" - 30-5/8"n/aLC375821*
31-1/2"12-3/8" - 14-3/8"LC3756271LC3756272**
32-3/8"20-1/4" - 22-1/4"LC3722862LC3722863**
37-1/4"18" - 20"n/aLC3694112*, LC369411***

*Motor and control unit

**Motor and switch kit

***Motor only



How Do You Install the Steps?

To install the steps:

  1. Hook up the steps to power to verify that all components are in working order
  2. Make sure the camper is level on flat ground
  3. Lift the steps into the mounting space and prop into place
  4. If needed, mark the mounting holes on the camper and drill

    -Set aside steps before drilling

  5. If needed, install the outriggers
  6. Align step mounting holes and secure in place with carriage bots and flange lock nuts

    -Make sure bracket is backed up fully against the I-beam on the chassis

    -Hardware not included

  7. Tighten hardware until snug
  8. Make sure assembly is sitting square and level
  9. Torque the hardware tight
  10. Connect the appropriate writing to your vehicle's source


3747451 Lippert Components (LCI) Quickie 28 Series Motorized Motorhome Entry Steps - One Stair - 7" Drop/Rise - 23-3/4" Wide - 300 lbs

Kwikee Part Number 902800906





Customer Satisfaction Score:


Customer Reviews

Replacement Step, Motor, and Switch for Kwikee RV Electric Steps - 28 Series - 23-5/8" Wide - LC3747451

Average Customer Rating:  4.7 out of 5 stars   (162 Customer Reviews)

Replaces the electric step, motor, and switch kit for your Kwikee 28 series RV steps. Motor extends and retracts the step when it receives the signal from the switch kit. Wiring pigtail hardwires to your RV's power.

by:

Upon opening the box, I bench tested the 28 series steps and they worked perfectly. Once the older steps were removed, the installation went easily. I used a floor jack to lift and hold the 28 series steps in place thus allowing me to Mount them alone.



by:

The steps itself work great as far as the delivery when I received them the box was torn and part of the frame was bent.Iwad able to straighten it what I would recommend is better packaging or a different carrier.



by:

The part sent was incorrect, so here we go in other week with an ambulance down. I’ll recap they sent the incorrect step we used it anyway because we wanted something to assist people to enter the ambulance, the switch with the unit they sent was defective it took a half hour on the phone from the service person to understand that, they sent the wrong switch so I spent a half an hour on hold then spoke with the person for 20 minutes, they were supposed to get back to me letting me know they figured out the correct switch and they have not. We’ll see what tomorrow brings?

Etrailer Expert

Jenny N.

4/27/2022

I will have our Customer Service team reach out to you.



by:

I think I was misled by the vedio I was expecting a automatic switch and amber step lite like in vedio

Etrailer Expert

Jenny N.

3/14/2022

To add the automatic open and close feature when the doors open on the RV you would need part # LC379146. For the light kit to be added you would need # LC379414.



by:

The steps were easy to install. They fit perfect. Holes for bolts ligned up perfect. They still work after a year. Would recommend to anyone. ThankYou, etrailer



by:

Because of a unique application, my installation was significantly more involved than standard.E- trailers assistance in resolving the issues was very helpful and professional. Thank you. Darrel



by:

Etrailer.com is top shelf. Great products and outstanding service. Their webpage is user friendly. Do Not hesitate to do business with these people. I have conducted several orders with them with 105% satisfaction.



by:

Great step .... motor seems to run now but step will not come out..
Need some advise on this problem



by:

I am so glad I came across etrailer.com, They have what I need in stock, and show you how to use and or install the product.
They have great prices and fast shipping, What else could you ask for!



by:

Sherry S.

8/7/2023

Product still works perfect. It’s also a lot quieter than the one we replaced.



by:

It works exactly like the original



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Perfect replacement part for our original step that got damaged.



by:

Everything is great! Except.. the paint was flaking off on the edges. It seems if it was powder coated this wouldn’t have. At least I haven’t seen it before. Other than that.



by:

Direct replacement. Perfect fit!



by:

The Keikee Electric RV step from etrailer.com was a perfect fit for our Thor ACE motorhome. I would recommend etrailer.com for rv parts and automotive parts replacents.



by:

They were very helpful when I called looking for this step because I didn’t see exactly what I needed and they gave me step come right up



by:

exactly what i needed to replaced a road damaged unit... this has a slightly smaller profile (6" vs 7")... easy to install... unit showed up in 4 days!

Thanks!



by:

This was the old step!
Took 2 hrs to
change out. It's plug and play!
Great product.



by:

It came very quickly.The box was damaged,but all appears ok. Going to install this weekend,if the weather permits.The one I'm changing out is a exact replacement. Thanks!


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162
Show More Reviews

See what our Experts say about this Kwikee RV and Camper Steps

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    The Replacement Step, Motor, and Switch for Kwikee RV Electric Steps - 28 Series - 23-5/8" Wide # LC3747451 isn't going to include the control unit # LC379146 so as long as your current one is operational you can just reuse it with this new step. If not then you can order the Kwikee Electric RV Step Complete Assembly - Single - 28 Series - 23-5/8" Wide # LC3747453 which will come with everything you need.
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    In comparing Kwikee Lippert # LC3474453 VS # LC3747451 electric steps (28 Series), I find that the 451 is a basic electric step that goes in or out based on an in-cab switch only. The 453 model additionally includes a control unit, and magnetic door switches that automate extending and retracting the steps. As you mentioned, the 453 has a step light as well.
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    I have a really great option for adding a step to allow for easier access into your 2005 GMC Envoy, however I don't think the Kwikee Electric RV Step # LC3747451 that you referenced is going to work well. It's going to require an awful lot of modification to the Envoy, with the addition of having to wire it up to the battery for power. I don't think there's going to be enough mounting space under the vehicle for the brackets, either. A much better option is going to be with a simple but...
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    For your Lippert Series 26 step, I recommend the Lippert Components Kwikee Step power switch and door kit # LC369311 and then using controller # LC379146. Then you will also add the Lippert Components Kwikee Step Replacement Light # LC379414. This will work the single step # LC3747451 which comes with gears and motor only. If you are unsure of the current gear box and motor, then you would use the complete kit # LC379769.
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    The Lippert Components Kwikee 28 Series Electric Step # LC3747451 has a height of 5.88 inches when retracted. The Lippert Components Kwikee 35 Series Single Electric Step # LC3756271 has a height of 5.75 inches. I've attached a couple photos with more dimensions to assist.
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    Image 1 for Image 2 for
  • What is the Drop/Rise Measurement for Lippert Kwikee 28 Series Electric Step LC3747451
    For the Kwikee step # LC3747451 it measures 9.33 inches from the top of the mounting surface to the bottom of the step (when the step is out). The distance from the top of the step to the top of the mounting surface is 7 inches. So the drop/rise is 7 inches.
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  • IS The Kwikee 3711363 A Good Replacement For A Kwikee 3711161
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Do you have a question about this RV and Camper Step?


Info for this part was:

Employee Michael H
Expert Research:
Michael H
Employee Jameson C
Expert Research:
Jameson C
Employee Kathleen M
Updated by:
Kathleen M
Employee Brian T
Updated by:
Brian T
Employee Halie H
Updated by:
Halie H
Employee Cody B
Updated by:
Cody B
Employee Dustin K
Video Edited:
Dustin K
Employee Chelsea B
Written by:
Chelsea B

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