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Brand & Year |
Model |
Maximum visible |
Comments |
|
AJS |
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|
1969-74 |
250/370/410 |
3½ inches |
Standard swingarm
(over axle) |
|
2½ |
Moved up swingarm |
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|
American Eagle |
125/250/360/405 |
3½ |
Stock swingarm |
|
Bultaco |
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|
1967-73 |
3¼ |
Stock swingarm |
|
|
Metisse |
Model 11 |
3½ |
Stock swingarm |
|
1975 |
250 only |
2½ |
Straight up and down |
|
Can-Am |
MX-1 |
3 |
Standard swingarm |
|
Cheney |
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|
Early |
3½ |
Nickle plated (over axle) |
|
|
Late |
? |
Moved forward (check) |
|
|
CZ |
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|
1968-73 |
125/250/360/400 |
3½ |
Stock frame & swingarm |
|
1974 |
Red frame |
3½ |
Stock frame & swingarm |
|
1975 |
Falta |
2¾ |
Stock frame & swingarm |
|
Greeves |
All |
3½ |
Stock frame & swingarm |
|
Hodaka |
125 |
3¼ |
|
|
Honda |
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|
1973-74 |
CR250 |
3¼ |
Stock setup |
|
1974-75 |
CR125 |
3¼ |
Stock setup |
|
125 |
2¼ |
With Redline swingarm
(always check) |
|
|
Husqvarna |
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|
1968-74 |
3½ |
Without Mag
swingarm (pre-'74) |
|
|
1968-74 |
3 |
With Mag
swingarm |
|
|
1968-74 |
2¾ |
With Profab
swingarm (straight up & down; always check) |
|
|
Kawasaki |
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|
1973 |
F11M & F12M |
3½ |
All stock frame & swingarm |
|
1974 |
KR250 & KX450 |
3½ |
All stock frame & swingarm |
|
1974-76 |
KX125 |
3½ |
|
|
1975-76 |
KX250 & KX450 |
2¼ |
"Forward mounted"
(always check) |
|
Maico |
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|
Pre-1974½ |
3½ |
Stock frame |
|
|
1974½ |
2½ |
No holes in frame mount; 1 mount
on swingarm (rare) |
|
|
1975 |
2¼ |
Holes in frame/middle lower
mount (always check) |
|
|
Ossa |
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|
1967-72 |
Stiletto |
3¾ |
Over axle |
|
1974 |
Phantom 125/250 |
3½ |
Allow swingarm
stock part |
|
Penton/KTM |
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|
1973-74½ |
Check |
Middle lower mount (always
check) |
|
|
Rickman |
All |
3½ |
Over axle |
|
Sprite |
All |
3½ |
Over axle |
|
Suzuki |
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|
1971-74 |
TM 125/250/400 |
3½ |
Stock setup |
|
1975 |
TM 125/250/400 |
2½ |
Straight up & down shocks |
|
Trackmaster |
All |
3-5/8 |
Nickle plated |
|
Yamaha |
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|
1972-74 |
MX250/360 & SC500 |
3½ |
Stock setup |
|
DT/RT2 MXes |
3½ |
Stock setup |
|
|
YZ250/360 |
3½ |
Stock setup |
|
|
*Note: All measurements include one-third the thickness of the rubber bumper. · All motorcycles must clear/pass tech inspection. Those with forward-mounted rear shocks will/should be check even closer each time. · All motorcycles will have no more than 7 inches of front wheel movement and no more than 4 inches rear wheel travel. This is not shaft travel. ·
"Travel limiters" are available
for $2.00 each at every AHRMA MX event. |
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