Outer Air Filter. 
 
Paired with 75687.4 
 
Bobcat air filters are designed and tested to ensure that they give the highest level of protection to the engine. Genuinge Bobcat filters also help keep the optimal air flow and provide the expected perfomrance and efficiency of your machine. 
 
Not sure if this fits your machine? Please get in touch with your serial number and we will be more than happy to check this.