We make all the shock absorbers on site ourselves

We make the English shock absorbers to the Inch, 1/2" or 1/4" increments

We make the European shock absorbers to the 5mm or 10mm increments

There are many different type of Hartford shock absorbers please see "New hartfords for sale" for pictures of most but not all types.

It is not always possible to read the namedisc or the wrong one might of been fitted, to help you identify your type of shock absorber the main differences are:-

Centre bolt diameter, 9/16"centre bolt = 101, 103/5, 298, 302, 306. 1/2" Centre bolt = 502, 506

Friction disc diameter

Arm blade edge rolled around friction disc (100, 101, 103/5 298, 302, 306) or flat arm blade (502, 506)

Type of fitting to axle or chassis Alloy bloc (100, 101, 103/5) or rubber bush (All others)

Type of fitting at end of arm Riveted on casting/pressing or tubular fitting not riveted

Straight sided pressure spring (100, 101, 103/5, 298, 302, 306) or tapered sided pressure spring (502, 506)