This pre-lubed SportSmith walking belt fits HealthRider Softstrider EX treadmill, model 297870 - Sears model 831.29787.0*.  If it's minimal maintenance you want, this PVC belt with impregnated lubrication requires less attention to make things run smoothly.  All SportSmith belts feature components that make the best when it comes to quality and performance.  A top feature of SportSmith belts is the non-directional, finger splice seam.  This means you can install the belt in either direction.   

• User facing material: PVC 
• User facing surface: Black Diamond 
• Impregnated lubrication 
• Non-padded replacement belt
• 1 ply   

*Some models with the same name use different parts. This is why you should always match your model number or serial#.