All Balls Racing RZR 800 & Ranger 900 Rear Diff Seal Kit (2005-2014)

The All Balls Racing rear differential seal kit for the Polaris RZR 800, Ranger 900 and Ranger 500 replaces worn factory parts to cure differential whine, play and oil leaks. It is built to All Balls' application data as a direct replacement, so it goes back in where the original came out and restores quiet, leak-free operation.

Searching for Polaris RZR 800 rear differential seals, Polaris RZR 800 rear differential seal kit or Polaris RZR 800 rear diff seal? Use the exact-model fitment list below to confirm this kit matches your machine.

Kit contents per All Balls: O-ring x2, seal x3.

Key Features

• Kit contains the necessary seals to repair differential oil leaks, per All Balls
• Seal-only kit for when the bearings are still good
• Stops gear oil loss that can starve the differential
• Built to All Balls' application data for the listed machines

Built To Solve: Worn Polaris RZR 800, Ranger 900 and Ranger 500 Rear Differential Seal Kit Problems

• Gear oil leaking from the rear differential seals
• Low gear oil from seeping seals
• Water and mud getting past worn seals
• A leak that needs fixing before it damages bearings

Best For: Polaris RZR 800, Ranger 900 and Ranger 500 Owners Rebuilding The Differential

• RZR 800 owners rebuilding the rear differential
• Higher-hour trail and work machines
• Riders who cross water and mud often
• Owners doing their own drivetrain and suspension service

Specifications

• Brand: All Balls Racing
• Product type: rear differential seal kit
• Contents: O-ring x2
• Contents: Seal x3
• Kit type: rear differential seal kit
• Position: rear
• Country of origin: Taiwan
• Manufacturer Part Number: 25-2088-5

Fitment

All Balls lists this rear differential seal kit for the following UTVs:

• Polaris RZR 4 800 (2010-2014)
• Polaris RZR 800 (2008-2014)
• Polaris RZR S 800 (2009-2014)
• Polaris Ranger 2x4 500 (2005-2009)
• Polaris Ranger 4x4 500 (2005-2007)
• Polaris Ranger 4x4 500 EFI (2006-2009)
• Polaris Ranger 4x4 700 (2005-2009)
• Polaris Ranger 4x4 700 Crew (2008-2009)
• Polaris Ranger 4x4 900 Diesel (2011-2014)
• Polaris Ranger 4x4 900 Diesel Crew (2012-2014)
• Polaris Ranger 6x6 500 (2005)
• Polaris Ranger 6x6 800 (2010-2014)
• Polaris Ranger 900D HIPPO MPS (2014)

Fitment is based on the manufacturer's application data. Fitment is not guaranteed on unlisted models; confirm your exact year, model and package before ordering.

FAQ

How do I know my RZR 800 rear differential seals are leaking?

Wet, oily residue around the axle or input seals, a low gear oil level at service, or drips under the differential are the usual signs.

What comes in the kit?

All Balls lists two O-rings and three seals per kit.

Which models does it fit?

All Balls lists Polaris RZR 4 800 (2010-2014); Polaris RZR 800 (2008-2014); Polaris RZR S 800 (2009-2014); Polaris Ranger 2x4 500 (2005-2009); Polaris Ranger 4x4 500 (2005-2007); Polaris Ranger 4x4 500 EFI (2006-2009); Polaris Ranger 4x4 700 (2005-2009); Polaris Ranger 4x4 700 Crew (2008-2009); Polaris Ranger 4x4 900 Diesel (2011-2014); and more, see the full fitment list below.

Is installation difficult?

Seals can often be replaced with the output yokes or axles removed, using a seal puller and driver. Refill with the correct gear oil afterward and check for leaks. All Balls does not publish an install sheet for this kit.

Which position does it fit?

All Balls lists this kit for the rear differential on the machines it covers.

Should I buy the seal kit or the full bearing kit?

Use this seal kit when the bearings are quiet and tight. If there is whine, growl or play, choose the All Balls differential bearing and seal kit instead.

Why All Balls Racing

All Balls Racing specializes in replacement bearings, seals, steering and suspension rebuild parts for ATVs and UTVs, packaged by application so the right parts arrive for the job. Its kits are built as direct replacements for the factory parts they cover.

Complete Your RZR 800 Differential Service

Confirm your exact year and model in the fitment list before ordering. Inspect the bearings for play and noise while the seals are out, and refill with fresh gear oil.