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⚙️ Shift into the fast lane with Red Line’s legendary synthetic gear oil!
Red Line 57904 75W90 GL-5 Synthetic Gear Oil is a top-tier lubricant designed for hypoid limited slip differentials in cars and light trucks. Featuring a polyol ester base for superior heat resistance and built-in friction modifiers for LSD compatibility, it delivers exceptional wear protection and stable viscosity under extreme conditions. Trusted by racing enthusiasts and professionals since 1979, this synthetic gear oil ensures smooth, efficient drivetrain performance without compromise.
| ASIN | B000CPCBF0 |
| Best Sellers Rank | 105,395 in Automotive ( See Top 100 in Automotive ) 192 in Gear Oils |
| Brand | Red Line |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,514) |
| Date First Available | 19 July 2004 |
| Item Weight | 771 g |
| Item model number | RED57904 |
| Manufacturer | Yukon Gear & Axle |
| Manufacturer part number | 57904 |
| Model | Redline |
| OEM Part Number | 57904 |
| Product Dimensions | 10.16 x 9.91 x 22.1 cm; 771.11 g |
| Viscosity | 75W90 |
D**S
Good stuff
Great lubricant, lasted in the car for several years.
F**U
Very good product.
Exellent
I**N
Five Stars
great product for a great price.
J**A
Five Stars
best oil for my e46 differential. Recommend on many forums.
C**E
Five Stars
Great product, delivered on time !
K**Y
Red line
After hearing about it on a MX5 Forum, I tried it and found it an excellent product. Noticeable difference in the Differential Gear.
M**U
Mejor aceite para mi diferencial
K**E
Red Line Gear Oil consistently delivers superior performance under high-stress operating conditions, making it an optimal choice for both professional and enthusiast-grade mechanical applications. Engineered with advanced synthetic formulations, this product offers exceptional thermal stability, shear resistance, and long-term protection across a wide range of gear systems. In real-world application, the oil has demonstrably improved drivetrain smoothness, reduced operating noise, and contributed to extended service intervals—resulting in reduced downtime and maintenance overhead. Its performance in high-load and high-temperature scenarios reinforces its reputation as a category leader in gear lubrication.
ふ**。
デフ特有のガリガリ音も少なく効きもとてもいい感じです。 夏場やサーキット走行するにはもっと固めのでもいいかもしれませんが街乗りではとても十分です！
D**N
Excellent customer service, perfect product
X**2
スバルサンバー4WDに入れていますが、ミッションオイル後のシフトフィールが良くなりました。
Trustpilot
1 week ago
2 weeks ago