One New Aftermarket Replacement B28 / 5L310 V-Belt for Lawn Mowers and Industrial Equipment
This B Section (5L) classical V-belt serves as a drive belt on riding mowers, lawn tractors, garden tractors, and a wide range of light-duty industrial and agricultural machinery. The polyester cord tensile member delivers reliable power transmission with resistance to heat, oil, and wear.
Specifications
- Belt Section: B / 5L (Classical)
- Top Width: 5/8″ (0.625″)
- Outside Circumference / Length: 31″
- Belt Depth: 13/32″ (0.406″)
- Thickness: 0.381″
- Construction: Wrapped, single rib
- Material: Polyester cord tensile member
- Groove Angle: 40 degrees
Compatible Equipment
Bolens, MTD, Troy-Bilt, Fits Toro: Riding Mowers, Lawn Tractors, Garden Tractors, Lawn and Garden Equipment, Industrial Machinery
This is a standard B28 / 5L310 industrial V-belt size suitable for any equipment specifying a B28 or 5L310 belt. Always verify belt size against your equipment’s owner manual or existing belt markings before ordering.
Replaces Part Number(s):
110-8540, 1108540, B28, 5L310, B28/5L310, 271-83, 271-10, 754-0136, A610, 954-0136
New aftermarket replacement part – not remanufactured, not used.








