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Red Line MT-90 75W-90 GL-4 Manual Transmission Lubricant, Synthetic, 12 Quarts, Model 50324, 12 Pack
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Vendor: Red Line
Type: Gear Oils
Sku: WBCARB000T9OEUE
Available: Available
Sold by Carkart, an authorized reseller.
Returns accepted within 30 days | support@carkart.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Double-boxed, fully insured & discreetly packaged
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · 25% restocking fee applies
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
⚠️ 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.
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Red Line MT-90 75W-90 GL-4 Manual Transmission Lubricant, Synthetic, 12 Quarts, Model 50324, 12 Pack
$253.80
FAQs
Have a question ? We are here to help.
Is the shipping free?
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 is the size of the Red Line 50304 MT-90 lubricant? A: The Red Line 50304 MT-90 lubricant comes in a size of twelve quarts, packaged in one quart bottles.
- Q: What type of material is this lubricant made from? A: This lubricant is made from synthetic materials, providing enhanced performance and protection.
- Q: What are the dimensions of the packaging? A: The packaging dimensions are sixteen and one-half inches in length, twelve and three-tenths inches in width, and nine and sixty-one hundredths inches in height.
- Q: How do I apply this lubricant to my vehicle? A: To apply this lubricant, drain the old fluid and fill the transmission or transaxle with the Red Line MT-90 lubricant as per the manufacturer's specifications.
- Q: Is this lubricant suitable for all manual transmissions? A: Yes, this lubricant is recommended for GL-1, GL-3, and GL-4 applications, suitable for many manual transmissions.
- Q: Can I use this lubricant in cold temperatures? A: Yes, this lubricant is designed to eliminate notchy shifting, even in cold conditions.
- Q: How should I store the Red Line MT-90 lubricant? A: Store the lubricant in a cool, dry place away from direct sunlight to maintain its effectiveness and longevity.
- Q: Does this lubricant have any hazardous materials? A: No, this lubricant does not contain hazardous materials, making it safe for regular automotive use.
- Q: What is the shelf life of this lubricant? A: The shelf life of this lubricant is generally several years if stored properly in a sealed container.
- Q: Is this product safe for brass synchros? A: Yes, this lubricant is safe for brass synchros since it lacks the reactive sulfurs found in many GL-5 oils.
- Q: How does this lubricant compare to others in the market? A: This lubricant is known for its high performance, providing better gear protection and longer synchro life compared to many competitors.
- Q: Is this suitable for high-performance vehicles? A: Yes, this lubricant is ideal for high-performance vehicles that require superior gear protection.
- Q: Can I return this product if it doesn't meet my needs? A: Yes, you can return the product according to the seller's return policy if it does not meet your expectations.
- Q: What if the product arrives damaged? A: If the product arrives damaged, please contact customer service for assistance with a replacement or refund.
- Q: What should I do if I encounter issues during installation? A: If you have installation issues, refer to the product manual or contact customer support for guidance.
- Q: Is this lubricant recommended for racing applications? A: Yes, this lubricant is often recommended for racing applications due to its high performance and protective qualities.