3-5 DAYS STANDARD DELIVERY*
Harley-Davidson SYN 3 15W-50 Fully Synthetic Oil 1 Ltr
EASY RETURNS* WITHIN 30 DAYS
EASY PAYMENT INSTALMENTS
- Description
- FEATURES
- Shipping and Refund
Harley-Davidson SYN3 15W-50 Fully Synthetic Oil is a premium all-in-one lubricant designed to meet the demanding standards of Harley-Davidson® motorcycles. Suitable for engines, primary drives and transmissions, this versatile oil simplifies maintenance by allowing riders to service the entire lubrication system with a single high-performance product, while maintaining the iconic reliability Harley-Davidson is known for.
Formulated using advanced synthetic base oils, SYN3 delivers outstanding protection under extreme riding conditions. It helps control heat, reduce friction and keep internal components cleaner for longer, making it ideal for both everyday riding and high-performance applications. The 15W-50 viscosity ensures consistent performance across a wide range of temperatures, supporting smooth operation in varied UK riding conditions.
SYN3 fully synthetic oil is engineered to support precise clutch performance and dependable primary chain lubrication. Its balanced formulation promotes clean clutch engagement while offering enhanced wear protection for transmission gears. This helps extend the life of critical components and contributes to smoother gear changes and overall ride quality.
Approved by Harley-Davidson for use at every stage of engine life, including break-in periods, SYN3 oil offers long-term durability and seal protection you can trust. Whether maintaining a new bike or protecting a well-loved machine, this 1-litre bottle of Harley-Davidson SYN3 oil provides dependable performance, peace of mind and genuine Harley-Davidson quality.
KEY FEATURES
- Fully synthetic 15W-50 motorcycle oil developed specifically for Harley-Davidson® motorcycles
- Suitable for use in engine, primary drive and transmission systems
- All-in-one lubricant simplifies servicing and maintenance
- Advanced synthetic base oils provide excellent high-temperature stability
- Helps keep engine components clean and reduces internal deposits
- Ensures smooth and consistent clutch engagement
- Provides reliable lubrication for the primary chain drive
- Enhanced wear protection for transmission gears
- Supports seal durability and helps prevent leaks
- Approved by Harley-Davidson for all stages of engine life, including break-in periods
- Designed for both everyday riding and high-performance use
- Supplied in a convenient 1 litre bottle
Delivery:
UK Shipping on orders over £60: FREE*
UK Shipping on orders under £60 (excluding fluids): £3.95
Additional premium services available at checkout
International Shipping: Shipping rates depend on parcel weight and destination. Rates are provided during checkout.
All orders placed up until 9.00am are dispatched the same working day except for Wednesdays and Sundays when we are closed. Any order placed after 9.00am or on a Wednesday or Sunday may not be dispatched until the next working day.
Product Availability:
Product availability is shown on all products. Where a product states 'Coming Soon - Dispatched in X Days', this is the expected lead time before stock is delivered to our store. The delivery method you choose will not affect this lead time and only relates to the delivery service we use once the product has been delivered to us.
Custom Charges
If you are ordering goods for delivery outside the UK, please note that your consignment may be subject to import duties and taxes, which are levied once the goods reach the country of destination. Any such charges levied in relation to customs clearance must be paid by you. It is accepted by you that Maidstone Harley-Davidson has no control over additional charges in relation to customs clearance. Maidstone Harley-Davidson recommends that you check with your local customs officials or post office for more information regarding importation taxes/duties that may be applicable to your online order. You will be the importer of record and responsible for any import VAT and duty that needs to be paid. In addition, any charges for import clearance will be paid by you, the customer. Refunds of any returned order will be of the items only, not the services incurred.
Maidstone Harley-Davidson uses Royal Mail for smaller items and DHL for larger items (UK Shipping only)
Royal Mail deliveries are sent using the most appropriate service based on the value, size and weight of the parcel. If your item has not arrived within 5 working days on either service then please contact us by email shop@mshd.co.uk.
We also offer timed delivery services for faster delivery, which incur an additional charge over our standard delivery charges (£3.95 for orders below £60, free for orders over £60). All available delivery options are displayed during checkout.
Collect in-store:
Orders for in-store collection are FREE to collect, and are usually ready the same day, however there may occasionally be delays. A notification will be sent to you when your order is ready.
Please collect your items between 10am-5pm, on Mondays, Tuesdays, Thursdays, Fridays & Saturdays. NOTE: Our store is currently closed on Wednesdays & Sundays. Orders placed on these days will be available for collection on the following working day.
Returns & refunds:
Your right to cancel and return begins from when you place the order and ends 14 working days from when you received the goods. If you wish to cancel or return your order you must inform us by email at shop@mshd.co.uk within this time frame. The buyer is responsible for paying the return postage and ensuring the goods are received back by us in as new condition. If you receive a faulty or broken item, you will be offered either a choice of a refund or replacement. Any return postage costs if an item is faulty or broken will be paid by harleydavidsondirect.co.uk
*PLEASE NOTE: FREE SHIPPING TERMS ARE FOR MOST UK MAINLAND POSTCODES, WITH THE EXCEPTION OF SOME RURAL SCOTTISH POSTCODES, SCOTTISH HIGHLANDS, NORTHERN IRELAND AND UK ISLANDS.









