SKU: 31578734975

Aftermarket Assassins 2022-Up RZR Pro R 4 Cylinder S3 Clutch Kit

Sale price$236.25 Regular price$262.50
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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22

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Description

Aftermarket Assassins 2022-Up RZR Pro R 4 Cylinder S3 Clutch KitFits 2022 Up RZR Pro R 4 Cylinder Models 2 and 4 seat Our S3 recoil clutch kits pack a huge punch! No matter the terrain, they hit hard and just keep pulling for days. On the trail or at the race you'll notice wicked acceleration and instant clutch response when getting back into the throttle after hammering that corner. In the dunes you'll see the same benefits, but also have much less bogging when climbing that big dune. The machine will hold RPM so

  • Fits 2022-Up RZR Pro R 4 Cylinder Models 2 and 4 seat 
  • Our S3 recoil clutch kits pack a huge punch!  No matter the terrain, they hit hard and just keep pulling for days.  On the trail or at the race you'll notice wicked acceleration and instant clutch response when getting back into the throttle after hammering that corner.  In the dunes you'll see the same benefits, but also have much less bogging when climbing that big dune.  The machine will hold RPM so you can get where you need to go, and get there faster!  Going mudding?  Our mud setup will help turn those tires through the thick and deep with much better RPM and wheel speed that's key to climbing out of that hole. We have a huge amount of CVT knowledge, a great passion for the sport, and have many hours into testing different setups in the real world.  We know you'll be extremely pleased with the performance gain from our clutch kits!   
  • The Pro-R comes with the biggest CVT clutch ever fitted on a UTV so far. It has unmatched cooling/airflow to keep the longer belt cool, and some great features. However, this large diameter P90X clutch system still has some flaws.  The biggest problem with Pro R clutching is they do not have enough belt grip.  Just like the Pro XP/Pro R/RZR Turbo models, the secondary spring is too soft from the factory, but just adding a stiffer spring is not the correct solution.  It's the combination of parts that adds correct belt grip.  Our S3 kits help combat this with a custom AA helix and stiffer secondary spring yet for even better belt grip, and the right primary weight/spring to get proper RPM and keep belt grip up in the primary clutch.  We go from seeing a ton of black belt marks on the secondary, to almost nothing during long wide open throttle abuse testing.
  • Our Clutch kit on the Pro-R ramp up RPM faster for better acceleration out of the 4 cylinder motor, making them accelerate much faster and quicker response.  After many tests to hold consistency/RPM run to run, we gained nearly 7rwhp of ramp up power at roughly 40mph over the OEM helix/S2 clutch kit!  This shows us what we felt when driving, the OEM helix is not transferring the torque of the big 4 cylinder.
  • Our S3 clutch kit includes everything the S2 does, but adds the helix.  The helix adds more aggressive shift to the secondary clutch which gives you even better acceleration gains and makes you feel more locked to the rear wheels.  This is extremely important on the Pro R as they seem to rev quite a bit down low, without the feel that the RPM is getting to the tire.  We spent many hours in the field and on the dyno testing different angles to find what works absolutely best.  We found this angle works great with all tire sizes and a high load specific angle was not needed due to the low range gearing and larger clutches.  Simple weight adjustment settings will get you dialed in on 32-37" tires.
  • The AA helix has MUCH less roller/ratcheting noise when going from load to unload on the driveline.  Our role pocket is smaller and without the EBS notch (don't worry they still have great engine braking, especially in low).  This also helps extend secondary clutch roller life.
  • Kits work great with both stock or modified machines
  • Works well with tire sizes 32" to 37" and paddles 30" to 33".
  • If running larger tires than listed or gear reduction, please let us know before ordering.
  • A must-have when tuning your Pro-R to properly transfer the power to the wheels and prevent even more belt slip
  • A must-have when running larger tires or paddles
  • Wicked throttle response when on & off the throttle
  • More efficient power transferred to the wheels
  • More consistent clutch/vehicle performance
  • Cooler running belt temps (especially when running larger tires or paddles!)
  • Longer belt and clutch life.  This kit allowed us to run on 1 belt in a 350 mile wide open/high speed Iceman race and had more life left.  Others with OEM clutch or other kits had belt issues.
  • Easily adjustable if needed
  • Very smooth engagement (around 1800-2000 RPM).  If looking for higher engagement let us know, we have other spring options.  
  • Our Recoil clutch weights are easily adjustable with simple magnets.  They have a custom AA profile, the BEST coating on the market (nitrocarburizing) which has increased wear resistance, improved fatigue strength, and added surface lubricity. These clutch weights also offer great performance and the ability to tune for many different applications or modification in the future, all without the need to buy extra parts.  The magnetic weights are the best option to properly place the mass where we need it on the weight for best performance for your application.
  • An initial setup guideline is included which shows the best setups for most common tire or paddle sizes. This also has brief instructions on installing your clutch kit, and other important information.  
  • Installation video see HERE
  • Kits include: AA Recoil magnetic adjustable clutch weights, setup/installation sheet, primary spring, custom helix, secondary spring, butter shift washer/shim for increased spring preload and less spring harmonics
  • We highly recommend our Primary Clutch Limiter which fixes the over-shift issue that causes the belt to hit the inner clutch cover and greatly decreases the chance of belt slip along with many other clutch issues
  • We highly suggest our Revolver Billet Clutch Cover with Tower Lock to strengthen the clutch and provide more airflow for even better cooling
  • The only special tool needed is our Compression Tool #1

Free Shipping to the Lower 48

DM/10-11-22

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 31578734975

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4.2 ★★★★★
Based on 24 reviews
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J
Verified Purchase
judy
Grantham, US
★★★★★ 5
Make your cat happy
Color: Pink Cat, Size: Medium (27'' X 20'' X 0.3''), Number of Items: 1
My cat loves this. She was always moving from spot to spot looking for a cooler place to lie. When I put this pad down, she got on it and stays there for long periods of time. The pad is actually cooler than I thought it might be. Good product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
B
Verified Purchase
Better Om and Garden
West Palm Beach, US
★★★★★ 3
Cool to the touch.
Color: Green Leaf, Size: Small (20'' X 16'' X 0.3''), Number of Items: 4
If definitely feels cool to the touch although still have doubts about ability to cool my dogs. I have not trained my dogs to lay on it so I’m not sure if they know how to use the cooling pads but I do see my one dog lay on it from time to time so perhaps it is effective, not sure. Cooling pad slips and it folds ups because there is no grip on the bottom side. It feels smooth and soft to the touch because of the fabric on the outside. I plan on brining it in my dog stroller in the summer and should be better than having no cooling pad. Although not as cool as an ice pack, this cooling pad doesn’t require refrigeration and always stays cool to the touch and no condensation. Not sure if it’s worth the money for the price because not sure if it works. A four pack for $32 seems reasonable but not sure if it’s worth it.
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Reviewed in the United States on August 10, 2025
S
Verified Purchase
Sandy
Boise, US
★★★★★ 5
Great for thick fur kitties!
Color: Green Leaf, Size: Medium (27'' X 20'' X 0.3''), Number of Items: 1, Color: Green Leaf, Size: Medium (27'' X 20'' X 0.3''), Number of Items: 1
A summer cooling mat full of endless possibilities! Kitty 🐈‍⬛ imagination highly required! It’s apparently somewhat better than a large empty Amazon box! Beau highly recommends it! ****Review annotated by Beau’s mom Beau’s mom actual review: I purchased the medium sized cooling mat for my chunkster grey tux Beau who at first snoop, didn’t like it. After carefully flopping him on top of it and made stupid sounds, he inevitably decided to actually try it his way thus (while not a box) liked it. I was surprised that after two weeks the mat was still cool and scratch-free from his murder mittens. While he does flop on the mat from time to time, he enjoys dragging it, flipping it in a viscous cycle of who-knows what the heck is going on his mind! Either way, if I could give it 9/10 stars I would as the instructions fails to inform user of a highly kitty imagination is required. No worries tho! Beau figured this out two days into flopping on top of it.
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Reviewed in the United States on April 28, 2026
A
Verified Purchase
Andrea
Draper, US
★★★★★ 4
Does not stay cool
I bought this for my bunny and the material itself does feel cool at first. My bunny wast laying on it for about 30- 40 minutes and it feels warm to the touch. So while it does feel cool initially, if your pet is warm the pad will get warm as well. I'd recommend leaving the fan on for your pet in addition to the pad or placing a frozen water bottle on the pad so it keeps the pad cool a little longer.
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Reviewed in the United States on June 7, 2025
J
Verified Purchase
Jesse Bell
Lowell, US
★★★★★ 5
Cool mats for cool cats
Color: Green Leaf, Size: Small (20'' X 16'' X 0.3''), Number of Items: 1, Color: Green Leaf, Size: Small (20'' X 16'' X 0.3''), Number of Items: 1
Well received product for upcoming warm weather for an older indoor cat, highly recommend!
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Reviewed in the United States on May 22, 2026

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