PROX Connecting Rod Kit, 03.7315, Beta 350 RR and 390 RR

Connecting Rod Kit - Beta

The PROX Connecting Rod Kit, product size 03.7315, is designed for select Beta 350 RR and 390 RR applications. The kit comes complete with a crankpin, big-end bearing, small-end bearing, and washers for the listed vehicle fitments.

This PROX connecting rod kit is easy to install and fits the following vehicles: 2017 Beta 350 RR, 2021 Beta 350 RR 4T, 2024 Beta 350 RR, 2020 Beta 390 RR, 2021 Beta 390 RR 4T, 2025 Beta 390 RR 4T, 2015 Beta 350 RR EFI, 2018 Beta 350 RR, 2015 Beta 390 RR 4T, and 2023 Beta 350 RR. Manufacturer part number: 03.7315. Distributor part number: 09230710.

Features:

• Brand: PROX
• Product: Connecting Rod Kit
• Product size: 03.7315
• Components: Includes crankpin, big-end bearing, small-end bearing, and washers
• Installation: Easy to install
• Vehicle fitment: Fits select 2015–2025 Beta 350 RR and 390 RR models
• Distributor part number: 09230710
• Manufacturer part number: 03.7315

Fitment:
2015 Beta 350 RR EFI
2015 Beta 390 RR 4T
2016 Beta 350 RR EFI
2016 Beta 390 RR 4T
2017 Beta 350 RR
2017 Beta 390 RR
2018 Beta 350 RR
2018 Beta 390 RR
2019 Beta 350 RR
2019 Beta 390 RR
2020 Beta 350 RR
2020 Beta 390 RR
2021 Beta 350 RR 4T
2021 Beta 390 RR 4T
2023 Beta 350 RR
2023 Beta 390 RR
2024 Beta 350 RR
2024 Beta 390 RR
2025 Beta 350 RR 4T
2025 Beta 390 RR 4T