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Load image into Gallery viewer, JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR) - Desert Does It
Load image into Gallery viewer, JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR) - Desert Does It
Load image into Gallery viewer, JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR) - Desert Does It
Load image into Gallery viewer, JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR) - Desert Does It
Load image into Gallery viewer, JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR) - Desert Does It

SKU: 4201

JEEP SEAT SLAMMERS® (WRANGLER & GLADIATOR)

211 total reviews

Lifetime Warranty

Machined in the USA

Free Shipping

Options:
SEAT SLAMMERS - OPTION 1 (.5" to 1.5" drop)
SEAT SLAMMERS - OPTION 2 (.5" to 2" drop)
Regular price $159.99
Sale price $159.99 Regular price
Sale Sold out
Unit price
/per 
This is a pre order item. We will ship it when it comes in stock.
In stock and ready for shipping
Fitment
  • 2018-2026 Jeep Wrangler JL
  • 2018-2026 Jeep Wrangler JLU
  • 2020-2026 Jeep Gladiator
  • Seat Slammers will work on Power Seats in 2024+ models so be sure to look at the updated installation instructions or reach out to us.
Description

Tired of not fitting in your new Jeep and hitting your head on the sound bar? Seat Slammers® are the cure. The Seat Slammers will slam the rear of your driver or passenger seat by .5 inch to 2 inches. These will drop the rear only, the front of the seat will remain the same or be lifted by up to .75 inches.

Seat Slammers will stop you from hitting your head on the sound bar, provide a better view of stoplights and a clear view of your instrument cluster.

Seat Slammers are made out of US sourced billet aluminum and will work on your Jeep Wrangler JL, JLU, and Jeep Gladiator. All factory seat adjustments remain 100% functional.

A few things to get out of the way:

  • This is not an easily reversible mod (to revert back to stock it will require welding and fabrication)
  • Requires cutting of the rear seat legs
  • Each of the below kits will come with multiple shims to allow the rear to be adjusted in .25 inch increments.
  • Each of the below kits will come with a Cut & Drill Fixture (doubles as a bottle opener) to insure the cut and the holes are in the correct place (seats are expensive to mess up).
  • On 2 Door JL, if you do the full 2" Drop and pump the seat to its lowest position, the seat may rub the B Pillar if you slide the seat all the way back.
  • If these are deal breakers, you can check out our front Fixed Seat Jackers® and Shorty Seat Jackers®


OPTION 1 KIT:  This kit is user adjustable in .25" increments from .5" to 1.5" of rear drop. In order to drop the rear of the seat by 1.5", it is recommended the front of the seat is lifted by .25". All required parts are included in this kit.

OPTION 2 KIT:  This is the ultimate kit and user adjustable in .25" increments from .5" to 2" of rear drop. In order to drop the rear of the seat by 2," it is recommended the front of the seat is lifted by .75". All required parts are included in this kit.

Both kits will require the rear legs of your front seat to be cut. Since the rear seat legs will need to be cut, we recommend both kits be installed by a professional.

Each kit is for one seat only, if you want to slam the driver and passenger seat, you will need two kits. Passenger side will require ground stud to be relocated or "massaged" out of the way.

JL Seat Jacker Guidelines:
.
  • If you are installing on a GLADIATOR/JT, you will need a special E12/ETorx Socket to remove factory bolts. This is not included in your jeep tool kit but can be purchased at most Auto Parts stores/Home Depot.
  • If your inseam is 28" to 34", we suggest the Shorty Seat Jackers® that lift the front of seat by .75 inches. The contoured Shorty Seat Jackers are compatible with the Contoured MMP.
  • If your inseam is 36"-38", we suggest the Fixed Front Seat Jackers® that lift the front of the seat by 1.25 inches. The Fixed Seat Jackers are compatible with the Seat Jacker MMP.
  • If you're over 6'-2" and willing to do whatever it takes to fit in your Jeep, you might find our Seat Slammers do the trick. These are not for the faint of heart as they require cutting off the rear of your seat legs but they will stop you from hitting your head on the sound bar, provide a better view of stoplights and a clear view of your instrument cluster.
  

Any modifications to your vehicle are done at your own risk.


Installation Instructions

Included Parts

  • Option 1 Kit
  • 2x Seat Slammer Blocks
  • 1x Cutting/Drilling  Fixture/Bottle Opener
  • 4x M10 Washers (for use on Cutting/Drilling Fixture)
  • 4x M8 Washers (for use on the Seat Slammers)
  • 1x M10 Nut (for use w/Cutting/Drilling)
  • 2x .5" Shims
  • 4x .25" Shims
  • 4x M8 1.25 x 30mm - Button Head Bolts
  • 4x M8 Flange Nuts
  • 2x M10 1.5 x 50mm Button Head Bolts
  • 2x M10 Washers
  • Blue Loctite
  • Option 2 Kit
  • Everything from Option 1
  • 2x .75" Shorty Front Seat Jackers
  • 2x M10 1.5 x 20mm Cap Head Bolts
  • 2x M10 1.5 x 30mm Cap Head Bolts
  • 1x M10 Washer
  • 2x M10 1.5 x 30mm Flange (used when doing full drop in rear)

Tools Needed

  • T50 Torx with ratchet (Jeep Tool Kit) or E12 E-Torx (Gladiator/ 25+ Wrangler)
  • 8mm and 5mm allen key or allen socket
  • 15mm Socket/Wrench( If you do the full Option 2 drop you will use the two M10 Flange Bolts provided)
  • Sawzall w/Metal Cutting Blade or Angle Grinder w/Cutoff Wheel
  • Drill with 3/8” Drill Bit
  • Black Spray Paint
  • Blue Loctite
  • Optional – File to remove rough Cut/Drill edges
Installation Difficulty
4 of 5.0
FAQs

FAQs

What are seat risers or Seat Jackers?

Seat risers or Seat Jackers are accessories that lift and add height to vehicle seats to provide greater comfort and support. They slide under the legs of a seat to raise it higher off the floor.

What are the benefits of seat risers or Seat Jackers?

Benefits include enhanced posture, reduced lower back pain, improved leg circulation, easier entry/exit of the vehicle, and better line of sight while driving.

How much height do seat risers or Seat Jackers add?

Most seat risers add .3 to 1.25 inches of extra height.

What vehicles are compatible with seat risers or Seat Jackers?

Seat Jackers are available for most mainstream truck and car makes and models. Desert Does It offers seat risers specifically designed to fit popular vehicles like the Toyota Tacoma, Jeep Wrangler, Ford F-150, Subaru and more.

How do you install seat risers or Seat Jackers?

Seat Jackers bolt in between the factory seat mounts and the vehicle floor. No drilling or modifications required. Simple hand tools and easy instructions included. Most installations take 10 minutes or less.

Are seat risers safe?

When properly installed, our Seat Jackers are completely safe. Seat Jackers have been engineered to meet or exceed the factory bolted connection and include factory grade hardware. Our Seat Jackers have been tested by an indepentant third party lab and have passed applicable test as requried by DOT/NHSTA FMVSS 207 Standards.

What are the holes in the front of the Front Seat Jacker?

Some of our Seat Jackers allow the mounting of a Multi-Mount Panel (MMP) to the front of the block, if this is the case, there will be threaded holes to accommodate the molle panel. Not all Seat Jackers have this option.

  • 5 stars: 199 (94%)
  • 4 stars: 7 (3%)
  • 3 stars: 3 (1%)
  • 2 stars: 1 (0%)
  • 1 star: 1 (0%)
T
Tyler J. (Mapleton, UT, US)
Works great. Passenger side limit to half inch on JT Mojave.

Instructions are clear. Getting the jig tight on passenger side seat was a bear. Due to floorboard obstruction on passenger side on my Mojave, I could only go down a half inch after a minor mod (cut off protruding bolt), but that's all I needed. I tried 1.5 inches down (no spacers) on the driver side but found I liked it better with half inch spacers in. If you're not mechanically inclined, get someone to help you. This is a godsend for me at 6' 5". I'm much more comfortable and my head no longer touches the roll bar.

E
Ethan J. (Sheridan, WY, US)
Works Great

A little harder to install on power seats, directions were harder to follow because of the power seats. But once they were in it worked great. I now have plenty of room from the speaker bar!

R
Rob H. (McHenry, IL, US)
What a difference !!!

I'm 6' 5", and, while I technically fit in my new-to-me 2024 JLUR, I wasn't really comfortable. I originally purchased and installed the Shorty Front Seat Jackers, which improved things, but my right knee was still too close to the dash, and rested against the center cluster uncomfortably. After consulting customer service, they convinced me that installing Seat Slammers would solve my problem.
Installation was pretty easy, with the hardest part being working up the nerve to cut up a perfectly good seat bracket. I kept my Shorty Front Seat Jackers in place, which essentially gave me option 2 for the Seat Slammers, and after several test fits, ended up going with 1/4" spacers under the rear brackets. The installation gave me at least an inch more clearance from the dash, and the angle of the seat bottom supports my legs so much better. My head now sits directly under the soundbar, with roughly 2" of clearance. I couldn't be happier with the results!

D
Dan P. (Saskatoon, SK, CA)
2025 Jeep Wrangler - Seat Slammers

The change to the drivers seat positioning was great, so I ordered another set for the passenger side as well. Once again, quick shipping, quality product, and a satisfied customer. Keep up the great work DDI :)

D
David P. (Warrensburg, MO, US)
Great product, but….

I bought Seat Slammers for my Jeep JL 2-door. The parts themselves were a work of art, but the directions were lacking for this model. I watched several you tube installations, mostly on gladiators before starting mine. There is an installation comment about “making sure to drill holes on either side of outside slide limiting pin” but nothing else about how/what to do. In reality, after bolting down the template and making the angled cut, it has to be loosened and repositioned before drilling. The problem solving, re-drilling and hole widening just about doubled the installation time. Please add a photo or two more sentences to the installation sheets. There’s plenty of space to do so.

J
Jason g. (Charlotte, NC, US)
This should be your first mod

So let me start off by saying I’m tall 6’4 to be exact. Long trips in my jlu sucked my lower back would be killing me after about 3 hours and not to mention hitting my head on the sound bar . I installed the seat slammer kit .the installation is straight forward just make sure you have a good sawzall blade and drill bits. The seating position is a game changer if you’re unhappy with the seating position this is the kit for you!

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Erick M. (Las Vegas, NV, US)
6’2

These are a game changer I set the rear at 1”lower . This is a complete game changer for tall people.

J
Joe S. (Boise, ID, US)
Did the trick!

Our 6'6" son has been complaining about being uncomfortable and foot/ankle cramping in his JL. His legs are also very close to rubbing on the steering wheel. I looked at the extension solutions out there but they all seem to increase the height of the seat as well...didn't want that. That's when I found (thanks to ChatGPT) the Desert Does It Seat Slammers. After getting over the fact that I'd be doing a major modification to the seat mounts, I went for it and ordered Option 2 for the full 2" drop. Followed the instructions, used the right tools, and the installation was straightforward and easy. I'm 6'1" but immediately could tell the difference in how you feel like you're sitting in the seat and not on top of it - if that makes sense. But more importantly my son said the Seat Slammers make all the difference in the world with his comfort and ability to drive. I'm honestly considering adding Seat Jackers or even Slammers to the passenger seat because now I notice the "riding on top of the jeep seat, instead of in it."

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Quinn M. (Fresno, CA, US)
Low Back Saver

I’m so happy I didn’t have to spend all the hours in my fabrication shop modifying seat rails. People often underestimate the amount of time involved in custom seat mounting. DD is a back&time saver. I did the Jackers and Slammers on the driver seat for extra rearward tilt. I can see stop lights again! Excellent product and customer service.

B
Bryan G. (Temple, TX, US)
As advertised

Great product and customer service.

A
AnglinTexas (Houston, TX, US)
Seat Slammers

I originally went with seat jackers, my 5' 2" wife loved them, myself at 6' had just a little clearance between my head and the sound bar. I later switched to the 1.5" seat slammers and we are both very pleased with the results.

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Pete R. (Halifax, NS, CA)
Worked better then I hoped!

I finally got the chance today to install my seat slammers and I couldn’t be happier. I don’t have to duck to get in my gladiator anymore and I don’t hit my head on the sound bar. It gives the truck a totally different feel now behind the wheel. I highly recommend this to anyone.

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Thomas B. (Murrieta, CA, US)

Slammers

B
Brent S. (San Diego, CA, US)
Worth every penny!

Im 6'4" with a bad back and went with the 1.5" drop. I popped these on and made a 16 hour drive across country with zero back pain. It now feels like I sit in the truck rather than on a lawn chair set in the truck. Huge improvement!

S
Scott (Phoenix, AZ, US)
Game Changer

Makes all the difference to JL Rubicon. Makes jeep enjoyable for the tall.

w
wvproffitt (Summersville, WV, US)
2023 Jeep Gladiator Mojave

Bought this for my husband..he really had a hard time getting comfortable driving..he installed seat slammer , we recently took a vacation..he drove it the whole time with no complaints!

E
Ethan L. (Oklahoma City, OK, US)
Game changer for tall people!

I installed my seat slammers about a week and a half ago. Since then, I’ve driven about 700 miles and this modification has been AWESOME.

Way better seating position. Legs and back do not get as tired. And it is easier to see traffic lights. I’m 6’7 and before installing this i had to lean forward to see almost all traffic lights. Now, i only need to do that for about 15-20% of traffic lights i come to. And no concern on hitting my head on the soundbar.

Install wasn’t hard. Did it by myself. The 2025 Gladiator has a way more complex wiring harness under the seat than whats shown in the install video on earlier model Gladiators. Just take a picture before you start unplugging so you can ensure it goes in the right spot when you reinstall

E
Eric S. (Edison, NJ, US)
Game changer!

Being 6'10 I literally had to cram myself into my Jeep and had to sit extremely upright not hit my head on the rollbar. Installing the full Seat slammer max drop kit has been an absolute game changer. I can now sit in a comfortable position, my head clears the roll bar and my knees are out of the dash. I don't know why jeep didn't design the seat like this from factory! 10/10

J
Jason M. (Pittsburgh, PA, US)
Jeep JL seat slammers !!

This is the best and most needed mod to my Jeep!!! If you are on the fence , just do it!! I’m 6’2”, I’ve driven my 2024 Jeep from coast to coast 31k miles in one year . So I can definitely recommend this product!!!

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Nate H. (Washington, DC, US)
Excellent company!

I’ve bought two Jeep Gladiators, and both times I purchased a set of seat slammers within a week. Great product, and even better customer service. Can’t recommend them enough!

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Alivia (Dallas, TX, US)
Nice product

Easy to install

M
Mike (Bismarck, ND, US)
Desert Does It...Does The Trick!

First off, I have no financial ties to DDI, besides giving them my money for this great mod. Seriously, listen to all the reviews who tell you to just do it if you're on the fence. I was one of those people and I'm glad I went out of my comfort zone to get comfortable.

As a guy of 6'2" and mostly torso (32" inseam), I've never fit that great in my JK Wrangler without some seat modifications. Although I fit fine enough in my Gladiator as is, the seating position was always a bit high for me, even on the lowest seat setting. They make front seat jackers to help the flat seating position, which are nice in terms of comfort, but don't necessarily alter the seating position. I tried them and returned them. After doing a lot of research, watching videos, reading forum posts, and reviews, I did it. I'd been agonizing over biting the bullet, but I finally ponied up the money and bought the Seat Slammers from Desert Does It.

The modification steps are all fairly simple, but to do it well requires you to slow down and take the time. It's a bit of a slog, because you have to remove the door, discharge the batteries, and remove the seat even before starting. Essentially, you cut your rear legs off before the seat rails, and drill two bolt holes on each side using a jig. After that, you spend a lot...a lot of time cleaning up, then painting over your cuts and marks. I should have taken my own advice and done a better job masking off to make clean up a little bit easier.

I installed mine with the biggest drop my kit offered of 1.5". At first, the difference felt very dramatic, but it didn't take long for it to feel normal for the first time since I owned my Gladiator. Even if I pump the seat up a little bit, it feels strange to sit even at that height. The position of the brake and gas pedal aren't bothersome anymore and feel much more natural. The door card and center console are actual proper resting points for my arms and I can see the traffic lights again without ducking my head. Like others have said, I finally feel like I'm sitting in the Jeep, not on it. Lots of work, but well worth it.

Also, props to Deric for answering all of my questions promptly and patiently.

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Steve (Springfield, MO, US)
6’4”

I’m 6’4” and have a 34-inch inseam. I chose option 1. Before installing it, I couldn’t get my seat in the right position because my head would hit the sound bar. But after installing it, I can recline to my favorite driving position and have almost an inch of clearance between my head and the sound bar. I’m going to buy a second set for the passenger side for my tall friends.

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Phil C. (Powell, OH, US)
Being Tall Has it Downsides

At 6'7" I dread long cross country flights in a middle seat. I also dread walk in theaters and tight seating in vehicles. Alas, I discovered "Seat Slammers!" I purchased the rear seat lowering kit, and have never been happier with my 2021 Jeep Wrangler JL. It's more comfortable (and safer), especially for a long trip. Now my head does not hit the sound bar and my knee isn't wedged to the center console. Would I buy them again? Easy answer.............100% YES.

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Tim I. (Jacksonville, FL, US)
Seat slammers 2018 jeep HL

Went with the 2 inch drop and love it. I wish I would have done this sooner. Better visibility out of the front windshield. I’m 6’4” so it helped a lot.

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Brandon W. (Chicago, IL, US)
Not the best quality

I had to self tap every single hole to get the screws go through them. You guys could’ve did that better. if I didn’t have my own self tapping kit to fix your guys mistake I wouldn’t have been able to use the kit you guys need a do better quality check. actually run bolt through it instead of just sending it out the door.

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Mike S. (Los Angeles, CA, US)
6’2” and this is just right

Great company, great product… the JLU seats are too high… this drops it a couple inches which even if the full two inches isn’t needed it’s nice to use the height bar thing to come up a bit… very happy w it. Instal is a thing for inept folks like me but manageable

J
Jeeper’s

Does the slammer affect the trim on the seat and pillar from coming in contact with each other at the most rear seat setting?

Desert Does It

They do slightly rub but not enough to affect the seat movement.