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Eibach 3.5in to 3.75in Spring Adapter

Original price was: $20.00.Current price is: $6.00.

SKU: SK0061133-US20260703-172840 Category: Tag:

SKU: ADAPTER350-375 | UPC: 803050470720

Eibach PRO-UTV Spring Adapter 3.50″ to 3.75″ ID for 2016-2019 Polaris RZR XP Turbo EPS

Upgrade suspension tuning on your Polaris RZR with the Eibach PRO-UTV Spring Adapter, converting 3.50-inch ID springs to fit 3.75-inch ID perches. Designed for 2016-2019 RZR XP 4 Turbo EPS Base and 2016-2018 RZR XP Turbo EPS Base models. Provides secure spring retention for better handling and control on rough terrain.

Key Features

  • Exact ID Conversion: Adapts 3.50″ inside diameter springs to 3.75″ perches, enabling custom spring swaps without modification.
  • Billet 6061-T6 Aluminum: Lightweight, corrosion-resistant material withstands UTV abuse for reliable long-term use.
  • Direct Fit Design: Precision machined for Polaris RZR XP Turbo models, ensuring drop-in installation with no clearance issues.
  • Improved Suspension Response: Allows pairing with performance springs for sharper cornering and reduced bottoming out.
  • MPN ADAPTER350-375: OEM-quality part from Eibach PRO-UTV line, tested for high-speed desert and trail conditions.

Product Notes

  • Measure spring ID and perch diameter prior to installation to confirm compatibility.
  • Inspect adapters for damage upon receipt; store in dry conditions.
  • Packed in 4″ x 4″ x 1″ box for secure transit.

Installation Notes

  • Professional installation recommended.
  • Spring compressor required for safe removal and replacement of OEM springs.
  • Adapters seat flush on stock towers; torque to manufacturer specs after fitment.

This Part Fits

Year Make Model Submodel
2016-2019 Polaris RZR XP 4 Turbo EPS Base
2016-2018 Polaris RZR XP Turbo EPS Base

Why Choose Eibach?

  • Decades of motorsport suspension leadership with parts on winning race vehicles.
  • Every component CNC-machined for consistent tolerances and fit.
  • Engineered in Germany for UTV demands, including PRO-UTV specific lineup.

Frequently Asked Questions

  • Q: Does this adapter fit 2017 Polaris RZR XP Turbo EPS Base?
    A: Yes, compatible with 2016-2018 RZR XP Turbo EPS Base; confirm submodel before purchase.
  • Q: What material construction does it use?
    A: Machined from durable 6061-T6 billet aluminum for strength-to-weight balance and rust resistance.
  • Q: What warranty coverage applies?
    A: Backed by Eibach limited lifetime warranty against manufacturing defects when installed correctly.

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock – ships same or next business day
  • Packaging: Protective 4″ L x 4″ W x 1″ H cardboard box
  • Weight: 0.31 lbs

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Eibach 3.5in to 3.75in Spring AdapterEibach 3.5in to 3.75in Spring Adapter
Original price was: $20.00.Current price is: $6.00.
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