Mk 4 Inner Spring
Available in strength 1 & 4 , which will cover the majority of requirements. The unit is supplied with top and bottom anchor plates. the spring allows you to recondition old Mk4 spring assemblies at a reasonable cost. Please specify from the drop down menu which strength you require when ordering ( See identification chart below ).
Strength 1 overall legnth is 709mm not including the wheel
Strength 4 overall legnth is 958mm not including the wheel.
| MK4 Spring Identification Cart | ||||||||
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| Door Sizes (mm) |
Door Sizes (inches) |
Georgian | Beaumont/ Cathedral |
Carlton | Salisbury | Horizon | Chevron | Parade |
| 1984 x 1905 | 6’6″ x 6’3″ | – | – | 1 | – | 1 | – | – |
| 1984 x 1981 | 6’6″ x 6’6″ | – | – | 1 | – | 1 | 1 | – |
| 1984 x 2136 | 6’6″ x 7’0″ | 4 | – | – | – | – | – | – |
| 2134 x 1905 | 7’0″ x 6’3″ | – | – | 1 | – | 1 | – | – |
| 2134 x 1981 | 7’0″ x 6’6″ | 4 | – | 1 | 4 | 1 | 1 | – |
| 2134 x 2136 | 7’0″ x 7’0″ | – | – | 4 | – | – | – | 4 |
| 2224 x 1931 | 7’3½” x 6’4″ | – | – | 1 | – | 1 | – | – |
| 2259 x 1905 | 7’5″ x 6’3″ | – | – | – | – | 1 | – | – |
| 2259 x 1981 | 7’5″ x 6’6″ | 4 | 4 | – | – | 1 | – | – |
| 2259 x 2136 | 7’5″ x 7’0″ | – | – | 4 | – | 4 | 4 | 4 |
| 2284 x 1981 | 7’6″ x 6’6″ | 4 | – | – | – | 4 | – | 4 |
| 2284 x 2136 | 7’6 x 7’0″ | – | – | – | – | 4 | 4 | – |
| 2349 x 2000 | 7’18½” x 6’6¾” | – | – | – | – | – | 4 | – |
| 2439 x 1905 | 8’0 x 6’3″ | – | – | 4 | – | – | – | – |
| 2439 x 1981 | 8’0″ x 6’6″ | – | – | 4 | – | – | – | 4 |
| 2501 x 1905 | 8’2½” x 6’3″ | – | – | 4 | – | – | – | – |
| 2501 x 2000 | 8’2½” x 6’6¾” | – | – | 4 | – | – | – | – |
