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Right Hand Gearcase Brake Mounting

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1990 polaris trail-boss-250-w908527
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Quick answer: The Right Hand Gearcase Brake Mounting for the 1990 1990 polaris trail-boss-250-w908527 (ATV) consists of 10 OEM components. 1 is currently matched to live Amazon/eBay listings, priced from $8.95–$9.99.
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Amazon Listing
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The **Quad Logic Polaris ATV/UTV flat washer (6-pack)** provides a direct replacement for original equipment part number **7558402**. Engineered to exacting standards, these **silver-colored, side-by-side washers** ensure precise fitment and reliable performance across compatible Polaris models.

Each washer is rigorously tested for quality and compatibility prior to listing. This **6-count pack** includes **flat washers** with a **fastener type** designed for Polaris ATV and UTV applications. **Item weight: 3 oz.**; **part number: 100-1091-6**. Compatibility may extend to multiple model years—verify fitment details before purchase. Returns subject to a **15% restocking fee**.

  • 0: Polaris ATV / UTV Washers
  • 1: Sold as 6 Pack
  • 2: Replaces Polaris Part Number 7558402
  • 3: Please Read Full Product Description Below To Check Fitment.
  • 4: Brand New Replacement Hardware From Quad Logic
View on Amazon ($8.95) →
eBay Listing
eBay listing photo

The **Polaris 7558402 Flat Washer** represents genuine OEM quality, engineered for precise fitment and durability in Polaris equipment. This **3-pack** ensures ready availability for maintenance, repairs, or replacements, adhering to original manufacturer specifications.

Constructed from high-grade material, this flat washer delivers consistent performance under operational loads. Compatible with Polaris systems requiring exacting dimensional standards, it minimizes wear and extends component longevity. Ideal for professional technicians and DIY enthusiasts seeking authentic replacement parts.

View on eBay ($9.99) →
Exact factory OEM # 5240117 may be temporarily out of stock in official store listings.
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Exact factory OEM # 1910021 may be temporarily out of stock in official store listings.
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Exact factory OEM # 1910046 may be temporarily out of stock in official store listings.
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Exact factory OEM # 5220958 may be temporarily out of stock in official store listings.
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Exact factory OEM # 7512701 may be temporarily out of stock in official store listings.
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Exact factory OEM # 7512702 may be temporarily out of stock in official store listings.
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Exact factory OEM # 7072790 may be temporarily out of stock in official store listings.
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Exact factory OEM # 7515345 may be temporarily out of stock in official store listings.
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Right Hand Gearcase Brake Mounting — Frequently Asked Questions

What OEM parts are included in the Right Hand Gearcase Brake Mounting for the 1990 polaris trail-boss-250-w908527?

The Right Hand Gearcase Brake Mounting for the 1990 polaris trail-boss-250-w908527 includes 10 individual OEM components, each listed below with its exact OEM part number.

How much does the Right Hand Gearcase Brake Mounting cost for the 1990 polaris trail-boss-250-w908527?

Individual components in this assembly currently range from $8.95–$9.99, based on live Amazon and eBay listings. See the price comparison below for each part.

Will these OEM parts fit other 1990 polaris trail-boss-250-w908527 model years or trims?

Manufacturers frequently reuse the same physical part across multiple model years and trims, so a given OEM part number can be compatible with more than just this exact vehicle — search the OEM number directly to see every vehicle it fits.

What is the OEM part number for WASHER STEEL(10) on the 1990 polaris trail-boss-250-w908527?

The OEM part number for the WASHER STEEL(10) (part of the Right Hand Gearcase Brake Mounting assembly) on the 1990 polaris trail-boss-250-w908527 is 7558402.

Does OEM part 7558402 fit the 1990 polaris trail-boss-250-w908527?

Yes — OEM 7558402 is listed as the WASHER STEEL(10) for the 1990 polaris trail-boss-250-w908527 (1990), part of the Right Hand Gearcase Brake Mounting assembly.

Which parts are included in the Right Hand Gearcase Brake Mounting?

WASHER STEEL(10), COVER,BRAKE DISC, DISC, BRAKE, CALIPER ASM,R.BRAKE (Complete), TRANSMISSION(T.B.), PLATE,BOLT LOCK, BOLT, SHOULDER, BOLT, SHOULDER, and 2 more — see the full list below.

What other vehicles use OEM part number 7558402?

OEM 7558402 (WASHER STEEL(10)) also fits 2968 other vehicles in this catalog, including 1989 polaris big-boss-4x6-w898627 — Frame Assembly With Racks, 1989 polaris big-boss-4x6-w898627 — Front Brake Assembly, 1989 polaris big-boss-4x6-w898627 — Front Strut Assembly.

Cross-Marketplace Price Tracker
Compare total assembly price across Amazon Prime vs. eBay Certified Sellers.
Amazon Est. Total
$8.95
eBay Est. Total
$9.99