Spectro Premium Primary Chaincase Heavy Duty Oil - Harley & Indian V-Twin
About Spectro
Spectro parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every Spectro item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.
Spectro Premium Primary Chaincase Heavy Duty Oil is purpose-built for the demands of your V-twin. This specialized formulation ensures your primary chaincase is protected under high loads, while also promoting smooth and consistent clutch engagement.
Why riders pick this
- V-twin specific formulation for primary chaincase protection
- Special polymers reduce clutch drag and slippage
- Maintains consistent temperature stability
- Exceeds OEM warranty requirements for Harley-Davidson
This heavy-duty oil from Spectro is engineered to tackle the unique environment of a V-twin primary. It maintains its viscosity and protective qualities even when pushed hard, giving you confidence in your bike's drivetrain performance.
Consistent Clutch Performance
- V-twin specific formulation for optimal primary chaincase protection
- Special polymers reduce clutch drag and slippage
- Maintains temperature stability across all riding conditions
- Exceeds all OEM warranty requirements for Harley-Davidson engines
Engineered for Your Ride
Whether you're tearing up the streets or cruising cross-country, this Spectro oil is designed to stand up to the punishment. Its advanced chemistry ensures your clutch operates smoothly, reducing the chance of premature wear and maintaining peak power transfer. It's an essential upgrade for any rider looking to maximize the lifespan and performance of their Harley or Indian Motorcycle.
Specifications
- Brand: Spectro
- Manufacturer Part #: 310315
- UPC: 831556001902
- Volume: 1 quart
- Weight: 1.99 lbs
Common questions
Will this oil work in my Harley primary?
Yes, this oil is specifically formulated for Harley-Davidson Sportster and Big Twin primary chaincases and exceeds all OEM warranty requirements.
Does this oil help reduce clutch drag?
Yes, its special polymer blend is designed to maintain temperature stability, which helps to reduce clutch drag and slippage for smoother engagement.
Is this suitable for high-performance V-twins?
Absolutely. This heavy-duty oil is formulated to withstand high-load primary chaincase punishment common in performance V-twin applications.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Spectro |
| TYPE | Chemicals |
| SKU | 582-05041 |
| WEIGHT | 1.99 lb |
