Polaris front differential. Our kits are designed to handle extreme abuse and heat.


The 2014 Brutus front gear case, is the exact same as the 2013/2014 Ranger 900 front gear case, except for the Ring and Pinion gear ratio (3. You've got a busted diff in your future if you don't. SuperATV’s Polaris General Complete Differential is the only aftermarket Polaris diff on the market. The front differential is a part of the drivetrain that helps to transfer power from the engine to the wheels. 18. Polaris Front Differential Seal Kit. Upgraded Seals, Bearings, Sprague, and More with This Full Kit. The front diff only holds 8. 19. 0 26x9 front Maxxis big horn 2. But I also agree that Mobil 1 synthetic ATF is a solid substitute. Polaris Atv / Utv Front Differential 1333750 1333104 1334309 Polaris Ranger / Sportsman / Scrambler Front Differential 1332971 1332578. MODEL: RZR TRAIL 1000, RZR TRAIL S 1000, RZR XP Sandcraft Motorsports Bulletproof Polaris RZR RS1 Front Differential Rebuild Kit. I do a lot of high speed hard packed and barely do any slow rock climbing. It’s not that expensive and the front diff just doesn’t hold much. 6 out of 5 stars AMSOIL Synthetic ATV/UTV Front Drive Fluid (AUFDQT) OR Polaris Demand Drive Fluid (2877922) FEATURES: The Only Aftermarket Polaris Differential Once again, SuperATV brings you a product you can’t get anywhere else. 0 26x11 rear QSC clutch kit Aug 21, 2017 · Before that, I had SandCraft try the thing with the differential, purchased their custom carrier bearing, had the prop shaft phased ($600 bucks), and still had the front end that sounded like a giant rock tumbler. Some of you may be Dec 6, 2023 · All Balls Differential Kits Front are designed to deliver the smoothest, most efficient operation with machine specific bearings, seals, and components needed to rebuild your front differential. 256-309-0200. Any high-speed across the desert does the same. Currently the Polaris 4 wheel drive setup is controlled only by an ECU voltage to an electromagnet internal to your front differential. I’m not a die hard Polaris fluid guy like I once was, but I still use their stuff in the tranny and front diff. This FRONT differential is compatible with the following model Jul 18, 2022 · So over the weekend we went on a ride approximately 70 miles, at sometime during the ride my machine started to make a clicking sound from the front differential. May 1, 2013 · There is a Polaris Service Bulletin out that states that if the spacer that "connects" both output hubs begins to wear and become sloppy, then when the front axles droop, it will move the out put hubs up and wedge the sprague rollers causing the front axle to engage. We even threw in all new spring clips! Next we include a set of Jan 18, 2023 · Personally i would stick with Polaris demand drive fluid for front diff. 5. Park the vehicle on a flat, level surface. All I could find searching were some old 800 threads. com FREE DELIVERY possible on eligible purchases Dec 9, 2015 · Not Josh, but I thought I would respond. com FREE DELIVERY possible on eligible purchases FRONT DIFFERENTIAL – SHIM KIT. com There were multiple front differentials for the Ranger 1000 and the RZR 1000 XP. Jan 20, 2017 · 2015 XP1K4, time to start all over again! sxswindsheild, Racertech lift, 32"Intimidators on HD4's, Dalton clutch kit for Todd at Hunterworks, Isota roof, EMP rear windshield, Sandcraft carrier bearing, R2C filter from Desertcraft, Alba radius rods,did the front diff shim swap myself, UTV Giant lower doors, Rok Blokz flares, to be continued! This kit includes most of the critical components to rebuild your front differential. SuperATV’s RZR Complete Differential is the only aftermarket Polaris diff on the market. SKU: 12170100 Categories: Black Friday - 2021, DIFFERENTIAL-BEARING & SEAL KITS, Front Diff Race Bearing Kit, Front Differentials, General, Memorial Day Sale, Memorial Day Sale 2020, Polaris, RZR XP 1000, RZR XP Turbo, UTV Parts Sep 24, 2021 · God made Jack Daniels, tequila, vodka, wine and beer for you to use during changing your front diff fluid. Gift Certificates. Polaris RZR 1000 XP Front Differential Rebuild with Aluminum Sprague by Quad Logic. Oil may need to be changed more frequently if POLARIS PS-4 engine oil is not used. This FRONT differential is compatible with the following model Blow the front diff on your Polaris General? Don’t replace—upgrade to SuperATV’s Complete Front Differential. If not, it’s probably the front differential. Get SuperATV's Front Differential Bearing and Seal Kit, and get best-in-class hub and input seals. Tip: Place a rag in the bottom of the drain pan to prevent the splashing of oil. You're probably here because you blew your stock diff and you may be wondering, why not just reorder the OEM diff? Step by step process of how to rebuild the front differential in your Polaris RZR. 0 26x9 front 1 All-Wheel Drive (AWD). 99. Or. 00 I think to redo my front diff with all sandcraft internals and new output hubs seals etc Sandcraft Motorsports offers a full line of upgraded OE replacement Front Differential Bearings and Seals. Thoughts? 2) I've never been able to fill more than 5 or 6 oz of DDF in the front diff after drained. After years of R&D we’ve been able to create the most durable, highest heat-rated seal on the market. Follow along, it's easy!! Visit our Sh Oct 29, 2019 · At one time Hilliard supported both oils in the front diff, but I cannot find present-day support for this. In depth description of every step. Maintain the fluid level even with the bottom of the fill plug hole. Clean the area around the drain plug. Upgraded Seals, Bearings, Sprague, And More With This Full Kit. Refer to the Specifications section for capacities. Clean the anti-seize off the axle splines using a clean shop rag. Aug 25, 2023 · Pivot the assembly down to separate the axle from the bearing carrier. Additional information. Every place I called said there was no way to rewire the connection on the inside and that I would have to buy a new side cover for the diff which was 250$ plus. The front differential enables the wheels to veer at varied velocities and still transmits energy actively to the two of them. If it does it may be in the transaxle. Rode around for an hour or so and the front end stayed engaged the whole time but as soon as I flipped the switch on the dash it disengaged and I couldn’t get it back in. Maxxis Carnivores 32x10x14, Emp tonneau- Seizmic upper- Summit heater- Cree side shooters X4- LED headlights- Custom floor mats & bed liner- Custom inner fenders to make cleanup nice and simple. Made in the USA, This Pro XP Diff Rebuild Kit, It Can Withstand the Torture you Throw At It. Typical applications for Hilliard’s front differential include, ATV’s UTV’s, side by sides and compact tractors. As before, if you leave it in and never shift out of gear, it will stay locked. Follow the manufacturer's recommendations for ambient temperature operation. sale! gen 2 – bulletproof front differential diy kit – 2018-2022 turbo ‘s’ / 2018-2020 rs1 / 2020-2024 xp pro $ 745. View Questions . SANDCRAFT offers a full line of upgraded OE replacement Front Differential Bearings and Seals. 20. Tru-Lok Harness, Pinion Bearing and Seal Kit, Hardened Ring Gear Pin, HD Armature Plate, 24L Hardened Billet Sprague Cage, Long Rollers, Double Sleeved Hub Set. These upgrade kits improve bearing tolerance, eliminates slop and reduces differential noise. It is almost like Polaris accidentally swapped the specs from 2020's transmission to 2021's front diff, and vice versa. Since that machine has the tranny and the rear diff all in one case, there is only one fluid to use for the transmission. Brown City MI 48416. It comes with durable, double-lipped hub and input seals plus an optional pinion bearing. AMSOIL Synthetic ATV/UTV Front Drive Fluid (AUFDQT) OR Polaris Demand Drive Fluid (2877922) FEATURES: The Only Aftermarket Polaris Differential Once again, SuperATV brings you a product you can’t get anywhere else. The overrunning characteristics of this system allow for an on-demand 4WD engagement and steering ease. I've been battling a front differential noise that I cant seem to pin point. 95. Place a drain pan underneath the front gearcase. 0 winch w/amsteel synthetic line Viper aluminum haus fairlead Polaris front spring adjusters Ricochet a-arm guards Ricochet full frame skid plate ITP T-7 beadlock 14" w/OMF inner rim guards Maxxis big horn 2. Inspect the threads and splines on the axle for nicks or burrs and replace if needed. $519. Orange rust SATV 1. Jul 22, 2020 · Front Differential Jump to Latest 3K views 5 replies 2 participants last post by Pirate Jul 23, 2020 Polaris: Sportsman XP 550: EFI EPS: 2009: Polaris: Sportsman XP 850: Polaris Sportsman 550 850 (Includes X2 Models) Front Differential 1332963 *Nickname *Summary Mar 10, 2013 · I had frayed wires that go to my front diff. Clean the area around the fill plug in the right front wheel well. Typical turn around time is 2-3 days Jan 14, 2009 · Note-The current Polaris Product is called Demand Drive Plus 2877922 (quart) and replaces all the previous products. Seal Your Old Diff: When dirt starts sticking to the seals on your Polaris General 1000’s front diff, you know it's about time to swap them out. 00 Apr 7, 2014 · While Automatic Transmission Fluid (low viscosity ATL) can still be used, Synthetic Tractor Hydraulic/Transmission Oil (ATH) is now recommended as a replacement for Front Drive Fluid/Demand Drive 2877922 and AGL 2878068-2878069 (Gearcase lubricant and transmission fluid) effective circa 10/2013. Quote: There is only one oil that Polaris approves for use in your Ranger front drive - Polaris Demand Drive Premium LT Hub Oil. Toggle menu. SKU: 100-4XXX-X-EPZ. Dec 30, 2021 · Quality re manufactured Polaris front differential gear case upgrade for RZR 800, 900, 1000 Ranger 500, 570, 700, 800, 900, 1000 Sportsman 800, 1000 ACE 325, 570, XC 900 models Feb 6, 2021 · Buy OEM Polaris Front Gear Case Differential 1334181 For RZR Trails Rocks XP1000 XP4 Highlifter 2017-2021 part replaces 1333538 1333791: Differential Assembly Kits - Amazon. Jul 14, 2021 · b) Front differential--2015 and 2020 15 N-m, 2021 27 N-m. Jan 9, 2024 · The front differential delivers energy & torque from the dispatch to the 2 front wheels. Mar 18, 2019 · We got our buddys 800 Ranger all fixed up with a new sprague and rollers in the front diff and a new wheel bearing. Mar 22, 2024 · Place a drain pan underneath the front gearcase. This FRONT differential is compatible with the following models:2016 - 2020 Polaris RZR 1000 S2019 - 2020 Polaris RZR 1000 S42022 - 2023 Polaris RZR Trail S 1 Jun 29, 2021 · The front end definitely stops re-engaging more quickly since it started acting up. As you ride around the junction, your right & left wheels veer at varying velocities. The driveline and front differential are always in motion when you’re General is in gear. FWIW, the viscosity index of J-20D is pretty good, offering a fairly wide range of viable operating temperatures already. Haven’t had time to pull anything apart yet. Now after only a couple of minutes of riding, if I take it out, then re-engage(as in going from a forward gear to park or reverse, or using the switch), the front will not re-lock . This Rebuild eliminates all of the plastic OEM parts and upgrades all of the internals. Feb 11, 2015 · East Lake Axle replacement for front differential Polaris Ranger/RZR/ACE 500/570 / 800/900 / 1000 2011-2023 1333750 1333104 1334309 1337046 5. In Stock. First thing you realize is Polaris’s Superman tightened the Allen head drain/fill plug and to just to get it off takes near super human strength to get it loose. Made In The USA, This General 1000 Diff Rebuild Kit Can Withstand The Torture you Throw At It. 1,500 miles on the 19’ all PM done including front diff fluid changes. The 4X4 indicator illuminates in the rider information center to indicate that the vehicle is in AWD. Van Dyke Rd. But your front differential can give up the ghost when you push it too hard or too long. To change the front gearcase fluid on your model year 2021 and newer Sportsman 570, follow these steps. Jan 12, 2018 · Here you guys go picture of my output hubs at 200 miles yep there about 300 if I remember correctly cost about 1300. 00 $ 670. It's cheap and only takes a small amount, Making it economically feasible to change frequently which we all should be doing whether using AWD or not! As far as difference goes, I would say gear lube vs transmission fluid. RZR Big Diff Upgrade Apr 13, 2017 · *2015 Sportsman 570* - Viking front brush guard - 3 Headlight Mod - Rear steel Tough Rack - Kenda Bearclaw HTR's - 12 inch Light bar up front - Flush Mount LED Headlights Apr 5, 2024 · Always wear safety glasses and nitrile gloves when servicing your Polaris RANGER XP 900 or RANGER CREW XP 900. For optimal performance, always use Polaris-recommended fluids, as described in your Owner’s Manual. 4. 08:1 Brutus, 3. Park the vehicle on a flat, level surface and ensure it is in PARK. Address: 5959 N. Jul 28, 2014 · Not sure on the 4. Ive watched a lot of videos and some differentials have ring gear shims mine does not have one. The Full DIY Kit to rebuild your Front Diff, Includes All Needed Option Along With The Ability To Add New Rollers. Therefore, it's important to replace it with high-quality parts. 7. This is the common oil sold in Polaris dealers and is the only certified oil Polaris will recommend. 50 add to cart Jul 7, 2024 · Just because your 4 wheel drive indication is "ON", does not mean that it is working or working well. How The Polaris Ranger Front Differential Jul 14, 2016 · 2019 Sportsman 850 SP Premium, Removed all Warning Decals, 3500# Polaris Winch W/Synthetic Rope, Winch Stopper Cable Line Saver, Garmin GPS176C, Ram Mount, Polaris Rear View Mirrors, 4" Front Rack Extender, ATV-GURU. The wires were frayed right at the point that they go into the differential. 6. Is it likely that the play is due to worn splines on the axle shafts, splines in the diff, or bearings in the Mar 12, 2019 · GURU front brush guard GURU rear brush guard Polaris front lock n ride cargo box Polaris rear rack extender Warn RT 3. 00. In this article, we'll discuss what to look out for when buying Polaris Ranger front differential replacement parts. Check out the com One crucial component of your Ranger is the front differential. Our kits are designed to handle extreme abuse and heat. Front Differential Gearcase Assembly, Part 1334310, is designed and tested by Polaris Engineers to ensure durability and quality through hundreds of hours and thousa POLARIS recommends the use of POLARIS PS-4 5W-50 4-Cycle Oil or a similar oil. Make Model Year ; Polaris Off Road: RZR 900: 2014 RZR 900 - 2020 RZR 900: Polaris Off Road: RZR 900 EPS: 2014 RZR 900 EPS - 2019 RZR 900 EPS: Polaris Off Road The Only Aftermarket Polaris Differential: Once again, SuperATV brings you a product you can't get anywhere else. Weight: 1 lbs: Dimensions: 8 × 6 × 1 in: MAKE: POLARIS. The front gearcase fill plug (1) is located on the right side of the front gearcase. Polaris Front Differential Magnet Repair $ 200. Are having Four Wheel Drive engagement issues? Are stuck in 4WD or cannot get intoRead more Jan 28, 2020 · The dunes put extreme heat on the belt, engine, front diff (if you run in 4whd) and gearcase. Yes, this is a Great upgrade for the 900's (2013 to the 2016 standard ( non pro lock version). The original roll cages are notorious for cracking and breaking, replace it with this updated severe duty ALUMINUM version. 3 Differential Unlock (Turf Mode). 0. This Polaris Front Differential Seal Kit Fits Multiple Polaris Models. 5 ounces of Demand Drive fluid. Quality Re-Manufactured Polaris Front Differential Gear Cases. Sandcraft Motorsports offers a full line of upgraded OE replacement Front Differential Bearings and Seals. Place a drain pan underneath the front gearcase drain plug. Phone: 810-656-9347. The little 4x4 switch is actually an electromagnet that, when turned on, pulls the gears in the differential together, activating the front diff and the four-wheel drive. 5 forward front arms, allthingzutv tender springs X4. COM Front and Rear Bumpers, 2" Receiver in Front Bumper, Kenda K587 HTR Bear Claws 26X9X14 & 26X11X14, Rear LED work lights Apr 23, 2020 · I have received info 2nd hand from Polaris engineer that the TRE & HL editions have a slightly over-driven front differential. Sandcraft Motorsports Front Diff Rebuild Kit For General 1000 Models. Access the fill plug through the right front wheel well. Once your diff is back together, it will be in better shape than ever since all the components in these kits are sourced from the top manufacturers in Angle Drive Fluid Advantage: Polaris Angle Drive Fluid is a high-quality lubricant designed for Polaris ORV rear final drives to maintain pe. 82:1 Ranger). . $299. Please verify the model # located on your differential matches the OE #s listed. ATU Axle Magic 2 CV Axle May 18, 2021 · Ok guys my 2017 xp1000 front diff is shot, not sure wether to buy a new diff or rebuild this one. Need your front differential magnet repaired? Anything from your wires being broke off, you have weak or random engagement or no engagement at all, we have you covered. com ADR Front Axle for 2013+ Polaris Ranger XP 900/2014+ Ranger XP 900 Crew - 1 Front Axle | Precision Components | Grease | Cost Effective Axle to Meet and Exceed Your OEM Part 1332637 Axle 4. Sandcraft Motorsports Bulletproof Polaris RZR Pro XP Front Differential Rebuild Kit. 5, i have a 2003 400, and I use the angle drive fluid in the front diff and the demand drive in the hubs on the wheels. Oct 17, 2020 · I have a 2017 polaris ranger xp1000 eps northstar. 21. Before the differential swap, Polaris had the dealer replace the gears in the differential to no avail. Feb 12, 2020 · If I grab the axle shaft and yank it up and down (that’s what she said) the inner CV cup will move up and down probably a half inch. Ask Question. Includes all seals need for the Front Differential. 2. For years we have repaired differential magnets with enormous success and helping you save hundreds over purchasing a new side cover. The hold up on the new diff is that the ones I see mount from the bottom and mine mounts from the top also not sure on gear ratios of each and didn’t want to put a wrong ratio in and ruin the new one any help would be awesome Jun 25, 2021 · Buy Polaris Front Differential Gearcase Assembly for Specific RANGER 400, 400 HO, 500, CREW 500, XP 800, 800 HD, 6x6 800, CREW 800 Models, High Performance, Excellent Traction, OEM Part- 1332971: Differential Assembly Kits - Amazon. Instead of throwing out everything and starting over, just get SuperATV’s Heavy-Duty Front Differential Gear Case to get a new, beefier housing. A faulty front differential can cause serious problems and even lead to accidents. Designed to precisely fit yourRead more Apr 6, 2019 · In this video we are diagnosing, removing, and replacing the front differential on a Polaris Ranger 700/800 4x4. For optimal performance, always use Polaris recommended fluids as described in your Owner’s Manual. Fitment. Quick and easy - MUST SEE. These front differential parts are designed to ensure the right amount of power is going to your front wheels without any hassles. Home Shop Armature Plates Black Friday - 2021 CERTIFIED DIFFERENTIAL REBUILDS Combos Front Diff Race Bearing Kit Front Differentials Memorial Day Sale Memorial Day Sale 2020 Polaris Service Sprague Carriers Spring Retainers UTV Parts RZR XP 1000 RZR XP Turbo BOMBPROOF FRONT DIFFERENTIAL RE-BUILD – 2017-2023 XP 1000 / XP TURBO Oct 17, 2021 · 2019 Sportsman 850 SP Premium, Removed all Warning Decals, 3500# Polaris Winch W/Synthetic Rope, Winch Stopper Cable Line Saver, Garmin GPS176C, Ram Mount, Polaris Rear View Mirrors, 4" Front Rack Extender, ATV-GURU. The voltage and current provided to your front differential from your ECU is in Nov 21, 2023 · How to replace the gearcase fluid on your RANGER 800, 800 XP, 800 HD or CREW 800 Oct 15, 2017 · I second (or third, maybe fourth) the vote for Polaris demand drive fluid. I've replaced all the bearings and seals in the front differential I've changed the fluid with polairs fluid. 1. Tip: Place a rag in the bottom of the drain pan to prevent the splashing of fluid. 0 out of 5 stars 16 1 offer from $545. Aug 25, 2023 · Always wear safety glasses and nitrile gloves when servicing your Polaris ATV. Designed to precisely fit yourRead more Aug 25, 2023 · To change the front gearcase fluid on your RZR Turbo R, follow these steps: Warning: For optimal performance, always use Polaris-recommended fluids as described in your Owner’s Manual. BRAND NEW RS1 FRONT DIFF. We even threw in all 20 new spring clips! Next we include a set of Mar 30, 2015 · Polaris front lock n ride cargo box Polaris rear rack extender Warn RT 3. Feb 21, 2024 · A Polaris Ranger Front Differential Rebuild Kit is a collection of parts that you need to rebuild the front differential on your Polaris Ranger. Shop Polaris RANGER UTV Utility Vehicle Axles, Half Shafts, Drive Shafts, and Polaris Ranger cv axles parts unlimited in OEM Service & Repair Parts at the store. Polaris RZR 900Xp Spring Kits by RTPro. Email: info@trailsportmotors. It has the same performance you love with beefed up strength. COM Front and Rear Bumpers, 2" Receiver in Front Bumper, Kenda K587 HTR Bear Claws 26X9X14 & 26X11X14, Rear LED work lights Nov 3, 2012 · Front Differential Leak? Jump to Latest 2004 Polaris Predator 500 Dale Earnhardt Jr Edition UNI Air Filter SOLD: 2000 Polaris Scrambler 500 4x4 UNI Air Filer SuperATV. With a quick, sharp jerk, remove the axle from the front gearcase. Cross Over Rings. Climbing the rocks places extreme strain on the belt, front diff, gearcase and suspension parts. RS1/Turbo S Conversion Adapter Harness $ 35. We pulled over and started to troubleshoot the sound and discovered that at some point during the ride that the seal for the output shaft on the front differential had failed and all We have the best front differential kits, coils, fluids, and rebuild kits for many Polaris Sportsman models. Remove the front gearcase fill plug with an 8mm Allen socket. Our 2nd Generation BULLETPROOF Front Differential rebuild package includes the Billet Torsion Spring Retainer, the upgraded 6 Tooth Billet Sprague cage, 6 Tooth 4130 Cage plate, Upgraded bearings & seals. There were multiple front differentials for the Ranger 900, Ranger 1000, and the Ranger 1000 XP. This results in 4wd engaging when you flip the switch, not requiring the 1% slip in the rear wheels to engage; this is an outstanding feature for rock crawling. Dec 22, 2019 · I rebuilt mine with his parts listed here and it's a completely different and dependable front diff now, no ratcheting at all for about 3 months and solid engagement each and every time. Compatible with the following OEM #'s: 1333243 1334310 1333751 1334264 1334355. Oct 7, 2019 · Yesterday, on a steep loose dirt climb, I barely got up because the front diff never engaged spinning the back wheels all the way up. Polaris Ranger Midsize 500 : 2017+ Polaris Ranger Midsize 570 : 2016+ Polaris Ranger Midsize 570 Crew : 2016+ Polaris Ranger Full-Size 570 : 2016+ Polaris Ranger Full-Size 570 Because torque is transmitted to both front wheels, it is a “true” 4WD. Clean the area around the fill plug in the passenger side front wheel well. SuperATV's Polaris General Complete Differential is the only aftermarket Polaris diff on the market. Repair your diff with a Polaris Ranger Front Differential Bearing and Seal Kit. Our cage will withstand whatever you can throw at it! We offer a full one year warranty against breakage of this cage. This kit includes most of the critical components to rebuild your front differential. To change the front gearcase fluid on your model year 2021 and newer Sportsman 450, follow these steps. Press the top of the switch to engage All Wheel Drive (AWD). Apr 10, 2024 · Place a drain pan underneath the front gearcase. Home Shop Armature Plates Black Friday - 2021 Combos DIY DIFFERENTIAL REBUILDS Front Diff Race Bearing Kit Front Differentials Memorial Day Sale Memorial Day Sale 2020 Polaris Sprague Carriers Spring Retainers UTV Parts RZR PRO XP RZR RS1 RZR XP Turbo S GEN 2 – BULLETPROOF FRONT DIFFERENTIAL DIY KIT – 2018-2022 TURBO ‘S’ / 2018-2020 RS1 / 2020-2024 XP PRO Oct 22, 2020 · 2019 General deluxe. Nov 19, 2022 · The first time out I crested a dune and when the front wheels came off the ground the front end made a loud thud like the front end finally engaged. To begin with Jul 13, 2013 · Polaris Front and Rear Bumpers Polaris Winch BlackWater Evolutions on 14's Polaris Front and Rear Lock and Ride Cargo Custom Bags on Cargo Ricochet Ultimate Skid Plates (Orange Anodized A-Arms) Polaris Hand Guards 2- 1 Gallon Rotopax's in front storage New addition: 2005 Honda VTX 1300R Beef Up Your Front Differential Housing Your Polaris Ranger is supposed to get through anything you need it to. 2 Differential Lock. Add to cart Details. Using an 8mm Allen socket, remove the front gearcase fill plug. Made in the USA, This RZR RS1 Diff Rebuild Kit, It Can Withstand the Torture you Throw At It. wh nt jn qk dh zn bl za av nb