Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Red Line 50304 Mt-90 75W-90 Gl-4 Manual Transmission And Transaxle Lubricant (Mtl)- 1 Quart (12 Pack)
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$247.35
Regular price
$353.36
-30%
Couldn't load pickup availability
Vendor: Red Line
Type: Gear Oils
Sku: WBCARB000T9OEUE
Available: Available
Shipping information
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What are the key benefits of using Red Line 50304 MT-90 75W-90 GL-4 lubricant?A: Red Line 50304 MT-90 provides high performance gear protection and extends synchronizer life, making it ideal for GL-1, GL-3, and GL-4 applications. It allows for quicker shifts with a perfect synchronizer coefficient of friction, eliminating notchy shifting even in cold conditions.
Q: Is Red Line MT-90 compatible with my vehicle's transmission?A: Yes, Red Line MT-90 is compatible with vehicles requiring gear oil viscosity of 75W, 80W, as well as SAE 40, 10W40, and 15W40 motor oil. It is particularly popular for use in GL-1, GL-3, and GL-4 applications.
Q: Will this lubricant harm brass synchros?A: No, Red Line MT-90 is safe for brass synchros as it does not contain the reactive sulfurs found in most GL-5 oils, which can cause damage to brass components.
Q: How does Red Line MT-90 compare to other gear oils on the market?A: Red Line MT-90 has been established since 1979 and is known for its superior performance and protective qualities compared to other gear oils. It is specifically formulated to outperform standard lubricants, ensuring better gear protection and longer synchro life.
Q: What is the recommended usage for Red Line 50304 MT-90?A: Red Line 50304 MT-90 is recommended for manual transmissions and transaxles that specify GL-1, GL-3, or GL-4 gear oils. It is especially beneficial in applications where special synchromesh fluids are specified.
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