CLSR2U Replacement 951-14628 Air Filter for Troy-Bilt Cub Cadet Mowers | Cad ST100 140cc/149cc Engine Compatibility

Overview

The CLSR2U Replacement 951-14628 Air Filter is engineered to fit a broad range of lawn care machines, providing a reliable filtration solution for smaller engines with 140cc and 149cc OHV configurations. This cartridge-style air filter is designed to replace OEM parts with similar specifications, helping you keep airflow clean and consistent as you maintain your yard.

Compatibility at a glance

Designed to work with multiple brands and models, this filter supports a variety of mowers and trimmers that use the 951-14628 family of parts. Key compatibility includes Cad ST100, WST100, LE100 mowers and Troy-Bilt TB105, TB115, TB170 push mowers, along with select Yard Machines and Craftsman walk-behind units. It also covers a broad mix of brands such as Bolens, Remington, Ryobi, Yardman, Power-Pro, Town & Country, and Arnold with engine displacements around 140cc to 149cc.

• Cad ST100, WST100, LE100 mower compatibility
• Troy-Bilt TB105, TB115, TB170 push mowers
• Yard Machines 11A-02SB700 (2014) and 11A-B1SD700 (2018) walk-behind models
• Other brands with 140cc/149cc OHV engines (Craftsman, Bolens, Remington, Ryobi, and more)

To confirm fit, compare the part numbers (951-14628, 951-14628A, 751-14628, 751-14628A, 490-200-M057) with your existing filter to ensure a match.

What’s in the package

• 2 air filters (outer diameter 3-1/2 inches, inner diameter 2-3/7 inches, height 1-1/5 inches; weight about 0.11 lb)
• 2 foam pre-filters

The dual-filter setup gives you ready replacements, so you can maintain your mower’s airflow regime with less downtime between service tasks.

Key benefits and use cases

• Easy, tool-free replacement: Twist off the lid and swap the filter without extra tools, making routine maintenance quicker.
• Foam pre-filter for longer main filter life: The included foam pre-filter helps block larger particles before they reach the main filter, potentially extending its service life.
• Wide model coverage: Compatible with a broad set of Cad, Troy-Bilt, Craftsman, and other brands that use 140cc/149cc engines, simplifying shopping for replacements.
• Reliable part-number alignment: It’s designed to align with common OEM numbers, aiding in accurate fit checks during purchasing.
• Practical for DIY maintenance: The kit’s straightforward packaging and parts make it a convenient option for at-home upkeep.

Quality and fit

While not a direct warranty claim, the design aims to deliver consistent filtration performance for engines in the 140cc–149cc class, helping your mower maintain steady airflow and combustion efficiency. The included foam pre-filters add a secondary line of defense against premature saturation, which can be useful during dusty or debris-heavy mowing sessions. For best results, verify compatibility with your specific model using the OEM part numbers listed above.

Tips for checking fit

Before purchasing, compare your current filter’s outer dimensions and part numbers. If your mower uses 951-14628 variants, this CLSR2U option is designed to be a straightforward replacement in many Cad, Troy-Bilt, and Craftsman units with similar engine sizes.