WSM Oil Radiator Sea-Doo 1630 4-Tec 300 / 325 HP 18-25 OEM# 420888875 – WSM 010-7026

Oil Radiator Sea-Doo 1630 4-Tec 300 / 325 Hp 18-25 OEM# 420888875

This WSM oil radiator is a quality aftermarket replacement part designed for Sea-Doo GTR-X 300 1630 and 12 other compatible models.

It replaces selected OEM reference numbers including 420888875, 420888878 and is suitable for service, repair and rebuild work.

Key Features

• Quality aftermarket replacement part from WSM
• Engineered for dependable fit, function and service life
• Designed for marine and powersports repair and maintenance
• Compatible with 37 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 010-7026
• Product: Oil Radiator
• OEM Reference: 420888875, 420888878
• Application: Sea-Doo GTR-X 300 1630 and 12 other compatible models

Product Fitment

This part is suitable for the following models:

• Sea-Doo GTR-X 300 1630 – 2024
• Sea-Doo GTR-X 300 1630 – 2025
• Sea-Doo GTX LTD 300 1630 – 2018
• Sea-Doo GTX LTD 300 1630 – 2019
• Sea-Doo GTX LTD 300 1630 – 2020
• Sea-Doo GTX LTD 300 1630 – 2021
• Sea-Doo GTX LTD 300 1630 – 2022
• Sea-Doo GTX LTD 300 1630 – 2023
• Sea-Doo GTX LTD 300 1630 – 2024
• Sea-Doo GTX LTD 325 1630 – 2025
• Sea-Doo GTX P LTD 300 1630 – 2018
• Sea-Doo GTX STD 300 1630 – 2021
• Sea-Doo GTX STD 300 1630 – 2022
• Sea-Doo GTX STD 300 1630 – 2023
• Sea-Doo GTX STD 300 1630 – 2024
• Sea-Doo GTX STD 300 1630 – 2025
• Sea-Doo RXP P X 300 1630 – 2018
• Sea-Doo RXP P XRS 300 1630 – 2018
• Sea-Doo RXP X 300 1630 – 2019
• Sea-Doo RXP X 300 1630 – 2020
• Sea-Doo RXP X 300 1630 – 2021
• Sea-Doo RXP X 300 1630 – 2022
• Sea-Doo RXP X 300 1630 – 2023
• Sea-Doo RXP X 325 1630 – 2024
• Sea-Doo RXP X 325 1630 – 2025
• Sea-Doo RXT P XRS 300 1630 – 2018
• Sea-Doo RXT X 300 1630 – 2019
• Sea-Doo RXT X 300 1630 – 2020
• Sea-Doo RXT X 300 1630 – 2021
• Sea-Doo RXT X 300 1630 – 2022
• Sea-Doo RXT X 300 1630 – 2023
• Sea-Doo RXT X 325 1630 – 2024
• Sea-Doo RXT X 325 1630 – 2025
• Sea-Doo RXT XRS 300 1630 – 2019
• Sea-Doo RXT XRS 300 1630 – 2020
• Sea-Doo RXT XRS 300 1630 – 2021
• Sea-Doo RXT XRS 300 1630 – 2022

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

About the Sea-Doo 300 Engine

The Sea-Doo 300 engine is part of the latest generation supercharged Rotax 1630 ACE family. Known for exceptional performance and acceleration, it powers premium Sea-Doo models and requires quality replacement parts for ongoing reliability.

You May Also Need

Browse related parts for compatible models:

• Start / Stop Switch Button Sea-Doo 900 / 1503 / 1630 18-25 OEM# 277002052 – 004-105
• Jet Pump Assembly Complete Sea-Doo 1503 / 1630 4-Tec 17-25 OEM# 267000540 – 003-724K
• Jet Pump Wear Ring Sea-Doo 1503 / 1630 4-Tec 12 / 16-25 OEM# 267000638 – 003-498S
• Oil Filter Kit Sea-Doo 1503 / 1630 4-Tec 16-25 – 006-561K

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.