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Rear Differential Seal Kit for Yamaha

Equivalent to All Balls 25-2030-5

25-2030-5B
Boss Bearing 25-2030-5B Rear Differential Seal Kit.

Rear Differential Seal Kit for the necessary seals to repair oil leaks. Kit Contains: 3 Seals
Repair your ATV or UTV’s Oil Leaks – DIY and Save Money!

• HIGH QUALITY PARTS: BossBearing sells parts that meets or exceeds OEM standards

All Seals are double lip and rubber encapsulated with internal stainless garter spring for maximum sealing performance!

All Sealed Bearings* feature low-drag double lip rubber seals on both sides. Double sealed bearings outperform metal shielded bearings because they keep out dirt and water!

Machine Race Needle Bearings*

Repair Sleeve for Worn Pinion Shafts* (The Pinion Shaft can be machined and this sleeve installed, saving you money!)


• FREE STANDARD SHIPPING on all orders placed in the continental USA, HI, PR and AK. Orders received before 2 PM EST on business days will be shipped the same day. No minimum purchase required

• PEACE OF MIND: Every BossBearing product comes with a 1-year warranty protects you after your purchase. We are confident that our products will work once installed in your vehicle. But in a rare case that it does not, we will replace it anytime within one year of your order. If you have a problem, we will take every step to assist you

*when included in the Kit Note: Please review product image for accurate representation of product contents.
Not Available
Pricing: $15.89

Application Detail

YearMakeModelSubmodelNotes
1991YamahaMoto 4YFM350ERRear
1984YamahaTri Moto 225YTM225DXRear
1990YamahaMoto 4YFM350ERRear
1993YamahaMoto 4YFM350ERRear
1992YamahaMoto 4YFM350ERRear
1995YamahaMoto 4YFM350ERRear
1994YamahaMoto 4YFM350ERRear
1995YamahaTimberwolf 250YFB250Rear
1992YamahaTimberwolf 250YFB250Rear
1994YamahaTimberwolf 250YFB250Rear
1993YamahaTimberwolf 250YFB250Rear
1984YamahaYamahauler 200YTM200ERear
1983YamahaYamahauler 200YTM200ERear
1988YamahaBig Bear 350YFM350FW 4x4Rear
1985YamahaYamahauler 200YTM200ERear
1987YamahaBig Bear 350YFM350FW 4x4Rear
1988YamahaMoto 4YFM225Rear
1990YamahaBig Bear 350YFM350FW 4x4Rear
1986YamahaMoto 4YFM225Rear
1989YamahaBig Bear 350YFM350FW 4x4Rear
1997YamahaTimberwolf 250YFB250Rear
1992YamahaBig Bear 350YFM350FW 4x4Rear
1987YamahaMoto 4YFM225Rear
1996YamahaTimberwolf 250YFB250Rear
1991YamahaBig Bear 350YFM350FW 4x4Rear
1994YamahaBig Bear 350YFM350FW 4x4Rear
1994YamahaTimberwolf 250YFB250FW 4x4Rear
1993YamahaBig Bear 350YFM350FW 4x4Rear
1985YamahaTri Moto 225YTM225DXRear
1998YamahaTimberwolf 250YFB250Rear
1996YamahaTimberwolf 250YFB250FW 4x4Rear
1995YamahaBig Bear 350YFM350FW 4x4Rear
1995YamahaTimberwolf 250YFB250FW 4x4Rear
1998YamahaTimberwolf 250YFB250FW 4x4Rear
1997YamahaTimberwolf 250YFB250FW 4x4Rear
2000YamahaTimberwolf 250YFB250FW 4x4Rear
1999YamahaTimberwolf 250YFB250FW 4x4Rear
1986YamahaMoto 4YFM200DXRear
1985YamahaMoto 4YFM200Rear
1988YamahaMoto 4YFM200DXRear
1987YamahaMoto 4YFM200DXRear
1989YamahaMoto 4YFM200DXRear
1983YamahaTri Moto 225YTM225DXRear
1986YamahaTri Moto 225YTM225DRRear
1989YamahaMoto 4YFM250Rear
1991YamahaMoto 4YFM250Rear
1990YamahaMoto 4YFM250Rear
1987YamahaMoto 4YFM350ERRear
1989YamahaMoto 4YFM350ERRear
1988YamahaMoto 4YFM350ERRear

Shipping Information

  • Item Requires Shipping
  • 4.0 lbs.
  • W10.0000” x H1.0000” x L8.0000”
  • Free Shipping!

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