When it comes to choosing the right spinning reel size for bass fishing, there are a few factors to consider, such as the size of the lure or bait you will be using, the line size and type, and the size of the bass you are targeting. Here are some general guidelines based on the search results:

• For bass fishing, spinning reels in the 2500 to 4000 size range are recommended.
• Reels in the 6000 to 7000 range can also work for bass fishing, but they may be too large and heavy for some anglers.
• The specific size within this range will depend on the factors mentioned above, such as the size of the lure or bait and the size of the bass you are targeting.
• A reel in the 3000 size range is a versatile option that can handle a variety of fishing situations while targeting other species as well.

Ultimately, the best spinning reel size for bass fishing will depend on your personal preferences and the specific fishing situation. Its always a good idea to consult with experienced anglers or fishing gear experts for more tailored recommendations.