Transmission Oils

Through our strategic supply partners Q8Oils, Petronas & Mobil, Optimum offers a range of superior quality, fully OEM-approved transmission oils in a variety of packs specific to the bus and coach market.

Product Description Specification

Q8 Auto 14

Automatic Transmission Fluid

Allison C-4

MAN 339 Type Z-1 / Type V-1

Mercedes Benz 236.1, 236.5

MB236.7 Power steering

Voith 55.6335.3X DIWA 85,D86 & D502

Volvo 97340, 97325, 97335

ZF TE-ML 02F, 03D, 04D, 14A, 17C

Product Description Specification

Q8 Auto 15ED

Synthetic-based Automatic Transmission Fluid with Extended Drain capability

Voith DIWA H55.6336.3X (120,000km)

ZF TE-ML 04D, 14B (16,000km),16L

ZF 4HP & 6HP


Allison C-4, TES389

MB 236.1 / 236.9

MAN 339-V2, Z2

Volvo 97341

Product Description Specification

Q8 Supergear V 75W80

Synthetic high performance transmission oil

Volvo 97307 (ISHIFT)


Voith retarder oil class C



Product Description Specification

Petronas Tutela ATF120

Fully synthetic ATF lubricant for automatic transmissions. Particularly suitable for severe working conditions. Ensures drain interval extension.

ATF Dexron II

IVECO 18-1807 Classe AG3/II

ZF TE-ML04D, 14E, 16N, 20E (ECOLIFE)

Product Description Specification

Mobil Delvac Synthetic ATF

Synthetic ATF designed to meet the demanding requirements of modern day heavy duty automatic transmissions

Allison TES 295