---
product_id: 201669286
title: "AMSOIL Full Synthetic Motorcycle Oil 20W-50 - ONE U.S. QUART, 946 ml"
brand: "amsoil"
price: "A$76"
currency: AUD
in_stock: true
reviews_count: 13
category: "Amsoil"
url: https://www.desertcart.com.au/products/201669286-amsoil-full-synthetic-motorcycle-oil-20w-50-one-u-s
store_origin: AU
region: Australia
---

# Withstands extreme heat up to 20W-50 viscosity Multi-functional for engine, transmission & chaincase Superior rust & extreme-pressure gear protection AMSOIL Full Synthetic Motorcycle Oil 20W-50 - ONE U.S. QUART, 946 ml

**Brand:** amsoil
**Price:** A$76
**Availability:** ✅ In Stock

## Summary

> 🔥 Shift into high gear with AMSOIL – where performance meets precision!

## Quick Answers

- **What is this?** AMSOIL Full Synthetic Motorcycle Oil 20W-50 - ONE U.S. QUART, 946 ml by amsoil
- **How much does it cost?** A$76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/201669286-amsoil-full-synthetic-motorcycle-oil-20w-50-one-u-s)

## Best For

- amsoil enthusiasts

## Why This Product

- Trusted amsoil brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-in-One Protection:** One oil formula that guards your engine, transmission, and primary chaincase against wear and corrosion.
- • **Heat-Resistant Powerhouse:** Engineered to endure extreme temperatures, keeping your bike cool and performing at its peak.
- • **Ride Smooth, Shift Precise:** Experience ultra-smooth gear transitions with high-performance lubrication designed for seamless rides.
- • **Upgrade Your Ride’s Longevity:** Protect your investment with advanced rust and extreme-pressure gear defense for longer engine life.
- • **Trusted by Pros, Loved by Riders:** Top-rated synthetic oil with a 4.7-star reputation, powering both domestic and foreign motorcycles.

## Overview

AMSOIL Full Synthetic Motorcycle Oil 20W-50 is a premium multi-functional lubricant designed for motorcycle engines, transmissions, and primary chaincases. It offers exceptional heat resistance, superior rust protection, and extreme-pressure gear defense, making it ideal for both domestic and foreign motorcycles requiring 20W-50 viscosity. Trusted by riders for smoother gear shifts and quieter engine performance, this synthetic oil ensures your bike runs at peak efficiency and longevity.

## Description

Advanced multi-functional formula for both domestic and foreign motorcycles. Excellent in air-cooled motorcycle engines due to high heat resistance. Can be used in engines, transmissions and the primary chaincase. Not recommended where an API GL-4 or GL-5 gear oil is required.

Review: The best oil I've ever used - "I put this Amsoil 20W-50 in my 150cc bike, and the difference is noticeable from the very first mile. What surprised me the most was how smooth the gear shifts are; they click in precisely without that clunky feeling. Plus, the engine runs much quieter now, it feels tighter and more refined. If you're looking to protect your engine and improve ride comfort, it’s worth every penny. Highly recommended!"
Review: Quality oil. - Considered one of the best oils on the market. Keeps my motorcycle running it’s best.

## Features

- Withstands Extreme Heat
- High-Performance Lubricant for Motorcycle Engines, Transmissions and Primary Chaincases
- Delivers Superior Rust Protection
- Extreme-Pressure Protection for Gears and Chains

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B008SBHB3W |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #62,138 in Automotive ( See Top 100 in Automotive ) #97 in Powersports Engine Oil |
| Brand | Amsoil |
| Customer Reviews | 4.7 4.7 out of 5 stars (429) |
| Date First Available | November 16, 2010 |
| Exterior | Smooth |
| Global Trade Identification Number | 00097012264018, 00694979297921 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1.76 pounds |
| Item model number | WV01RCA07923 |
| Manufacturer | AMSOIL |
| Manufacturer Part Number | WV01RCA07923 |
| Model | MCV |
| OEM Part Number | MCV1G |
| Product Dimensions | 7.87 x 3.94 x 3.15 inches |
| SAE J300 Viscosity Grade | 20W-50 |
| Size | 1 Gallon |
| UPC | 097012264018 694979297921 305278719419 |
| Vehicle Service Type | Use in motorcycles that require 15W-50 or 20W-50 motorcycle oil and any of the specifications listed below, including those made by Harley-Davidson* and Buell*. JASO MA/MA-2 - API SG/SL/CF/CG-4 - ISO-L-EMA2 |
| Viscosity | 20W-50 |

## Product Details

- **Brand:** Amsoil
- **Liquid Volume:** 1 Gallons
- **Package Information:** Jug
- **Viscosity:** 20W-50

## Images

![AMSOIL Full Synthetic Motorcycle Oil 20W-50 - ONE U.S. QUART, 946 ml - Image 1](https://m.media-amazon.com/images/I/61tMn-GKZOL.jpg)

## Questions & Answers

**Q: Is there a average of how many miles i can put on my H.D. between oil changes?**
A: Damn I go at least 9k b4 changes
For synthetic  oil

**Q: Can this be used in a Harley Davidson 2020 M8**
A: It is what I use in mine! so yes, It can be used in engine, trans, and primary.

**Q: Does this oil have high zinc and phosphorus in it**
A: Amsoil V-twin is said to have 1300 ppm in zinc and 1100 ppm of phosphorus

**Q: Can I use this for a 2000 Harley ultra glide?**
A: Amsoil is top of the line for Harleys. Any place it calls for Harley-Davidson SYN3 you can use Amsoil. Of course I am sure you are aware of the cam tensioner "pad" issues with early Twin cam engines. I switched my 04 Heritage Classic over to S&S gear drive to get rid of this issue.

## Customer Reviews

### ⭐⭐⭐⭐⭐ The best oil I've ever used
*by N***O on December 20, 2025*

"I put this Amsoil 20W-50 in my 150cc bike, and the difference is noticeable from the very first mile. What surprised me the most was how smooth the gear shifts are; they click in precisely without that clunky feeling. Plus, the engine runs much quieter now, it feels tighter and more refined. If you're looking to protect your engine and improve ride comfort, it’s worth every penny. Highly recommended!"

### ⭐⭐⭐⭐⭐ Quality oil.
*by B***C on November 4, 2025*

Considered one of the best oils on the market. Keeps my motorcycle running it’s best.

### ⭐⭐⭐⭐⭐ Oil good👍
*by C***Y on October 9, 2025*

Oil in fact did oil things, makes bike run and shift quieter. Great product

## Frequently Bought Together

- AMSOIL Full Synthetic Motorcycle Oil 20W-50 - ONE U.S. QUART, 946 ml
- Amsoil 20/50wt Full Synthetic V-Twin Motorcycle Oil
- K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harley Davidson, Buell Motorcycles, KN-171C

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-10*