DESCRIPTION
Spectro Heavy Duty Primary Chaincase Oil is a premium petroleum-based lubricant specifically formulated for Harley-Davidson primary chaincases, Sportster transmissions, and V-Twin motorcycle drivetrain applications. Engineered to handle high loads and demanding operating conditions, this shear-stable lubricant delivers exceptional clutch performance, smooth shifting, and reliable protection for primary drive and transmission components.
Its advanced formulation incorporates specialised polymers that promote consistent clutch engagement while maintaining excellent temperature stability. The low-drag SAE 85W viscosity helps minimise friction losses, eliminate clutch drag, and prevent clutch slippage, ensuring smooth and predictable power transfer.
Designed as a superior alternative to automatic transmission fluids (ATF) and conventional motor oils in primary drive applications, Spectro Heavy Duty Primary Chaincase Oil exceeds known manufacturer warranty requirements and provides dependable performance for both everyday riding and long-distance touring.
~ Premium primary chaincase and transmission lubricant
~ Specifically formulated for Harley-Davidson and V-Twin motorcycles
~ Suitable for Harley-Davidson primary chaincases and Sportster transmissions
~ Shear-stable petroleum-based formulation
~ Designed to withstand high loads and demanding operating conditions
~ Special polymer technology promotes exceptional clutch engagement
~ Provides excellent temperature stability
~ Delivers smooth, quiet shifting performance
~ Low-drag SAE 85W viscosity reduces friction losses
~ Helps eliminate clutch drag and slipping
~ Outperforms conventional ATF fluids and motor oils in primary applications
~ Suitable for wet-clutch transmissions
~ Exceeds known manufacturer warranty specifications
~ Quality Spectro lubricants supplied by Motozone
Features
~ Shear-stable lubricant technology
~ Optimised clutch engagement characteristics
~ Excellent high-load performance
~ Smooth and quiet transmission operation
~ Advanced temperature stability
~ Low-friction drivetrain protection
Benefits
~ Smooth clutch engagement and operation
~ Reduced clutch drag and slippage
~ Improved shifting performance
~ Excellent drivetrain protection under load
~ Enhanced temperature stability
~ Long-lasting lubrication performance
Specifications
~ Product Type: Primary Chaincase & Transmission Lubricant
~ Viscosity Grade: SAE 85W
~ Base Oil Type: Premium Petroleum Mineral Oil
~ Application: Primary Drives and Wet-Clutch Transmissions
Recommended For
~ Applications specifying SAE 20W-40 engine oil
~ Applications specifying SAE 10W-40 engine oil
~ Applications specifying SAE 85W gear oil
~ Harley-Davidson primary chaincases
~ Harley-Davidson Sportster transmissions
~ Wet-clutch motorcycle drivetrains
Important Information
~ Use according to the motorcycle manufacturer's recommended service intervals and specifications.
~ Suitable for wet-clutch transmission systems and primary drive applications.
~ Exceeds known manufacturer warranty requirements.
Whether you're maintaining a Harley-Davidson touring bike, Sportster, or custom V-Twin, Spectro Heavy Duty Primary Chaincase Oil delivers the clutch performance, smooth shifting, and drivetrain protection needed for reliable operation.
At Motozone, we supply quality Spectro oils, lubricants, transmission fluids, and motorcycle maintenance products trusted by riders throughout New Zealand. Keep your primary drive and transmission performing at their best with Spectro Heavy Duty Primary Chaincase Oil.
SHIPPING
SHIPPING
Orders can be shipped from either Auckland, Hamilton, Kihikihi, New Plymouth, Wellington or Christchurch warehouses. Depending on the location of items you have ordered, Motozone will ship your purchase from the closest location where possible.
New Zealand
Free shipping on order over $199.00.
For orders under $199.00, shipping throughout New Zealand is $7.99 for Urban and $12.99 for Rural Shipping.
In most cases shipping is overnight however it can take 2-3 days depending on time/day the order was placed. If delivery is to a rural address please allow a couple of extra days. We can ship to your place of work!
Australia
Free shipping on order over $199.00.
For orders under $199.00, shipping throughout Australia is $19.99
Delivery takes approx. 5-10 days delivery.
RETURNS
RETURNS
Any goods purchased from Motozone can be returned within 30 days of receipt for refund or exchange.
The goods must be returned new, unused, unaltered, not previously installed, and in a sellable condition with all of the original packaging.
This right of return will not cover items that are special orders and found to be an incorrect fit, this is the responsibility of the purchaser, however all other standard warranties will apply.
Freight costs will not be refunded.
For the returns process contact or phone Motozone with your invoice number and the reason for return. We will then email you the correct form for processing.