Below you can find logos, similar to the ZF.

Frozfruit Delite Frozfruit Delite vector
EZFlyer EZFlyer vector
Pakra ZF Pakra ZF vector
ZF Super Truck Racing ZF Super Truck Racing vector
YZF YZF vector
ZFKPSL ZFKPSL vector
YZF R6 YZF R6 vector
Ozzfest Ozzfest vector
Ozzfest 2003 Ozzfest 2003 vector
ZF Meritor ZF Meritor vector