|640S||Parts included: 646 Housing, 349 Washer & 348 Rubber Bushings.|
|640SA||Parts included: 646 Housing, 349 Washer & 348A Poly Bushings.|
|Inside Diameter:||2 in. (51 mm)|
|Outside Diameter:||3 1/2 in. (89 mm)|
|Length:||3 1/2 in. (89 mm)|
|Unit Weight:||18.7 lbs. (8.5 kg)|
The 348A Bushing is made of polyurethane and can be ordered for replacement in our 340S and 640S Front End Assemblies. Polyurethane bushings typically yield 2 to 3 times the service life of rubber. They are ideal and highly recommended for use in off-road and/or severe applications.