John Deere idler sheave with bearings guides and tensions the belt to maintain proper alignment within belt-driven systems
Bearing-equipped construction in this idler sheave helps manage belt routing and tension for consistent performance over time
Stable alignment with shafts allows this idler sheave to integrate smoothly into compatible belt-driven assemblies for reliable operation
Smooth motion from this idler sheave supports straightforward installation and handling during maintenance or replacement tasks
Serviceable bearing design allows this idler sheave to be inspected or maintained as part of routine equipment care programs
Product Dimensions
Weight
10.83 lb
Height
6 in
Length
5.5 in
Specifications
Groove Width
15.55 mm
Effective Diameter
143.5 mm
Bore Size
25.4 mm
For the most accurate fit and confidence, please select the equipment you are shopping for. Parts can be used across a number of different models, the models shown here indicate general fit of the part.
3950
3970
3975
Return Information
Return Items identified as ‘Eligible for Return’ are eligible
for refund within 30 days of invoicing. Returned Items must be
returned in new condition and in its original packaging with
all paperwork including manuals, assembly instructions and
your packing slip. Parts must be returned to the seller listed
on your e-commerce invoice. Return eligibility & processing
will be verified by the dealer at time of return. View Return Policy for complete information.
Generally, parts purchased from Shop.Deere.com are covered by the John Deere Parts Warranty, covering defects in material and workmanship, for a minimum period of 6 months from receipt. For complete warranty information, please contact your local authorized John Deere dealer.