Division I is designed
for beginning pullers and show tractors and is used to promote stock
pulling.
TRACTORS: 1957 and
older or production models that started in 1957.
Exception: JD 30 Series allowed.
CLASSES: 4500, 5500,
6500, and 8500#
1.GENERAL RULES
- See general rules that apply to all tractors.
2. ENTRY
- A tractor cannot be entered in classes below its manufactured shipping
weight. A Division l tractor may also pull in Division ll if the tractor
meets the rules for Division ll. Division ll tractors cannot drop to
Division l.
3. MAXIMUM TIRE
SIZE - max; 4501-5500# 170 sq. in. max; 5501-6500# 229 sq. in. max;
8500# 300 sq. in. max. No cut tires. See tire size chart below from
Firestone Traction Field and Road and Firestone Field and Road Charts.
4. RIMS AND
WHEELS - Tractors must have OEM recommended diameter rims and OEM
wheels. Tires must be on rim width, not exceeding tire manufacturers
recommended width. Wheels with rims for manufacturers original recommendations
to include cut-downs for tractors that may have originally been on steel
wheels.
5. SPEED LIMIT
- 2.75 MPH. Not allowed to shift torque or gear.
6. WEIGHTS
- Weights of bolt on type to either the front or the back wheels. Weights
can be made. They must be round and made of metal and be as near appearing
to original manufactured weights as possible. No concrete or suitcase
weights allowed.
7. ENGINE
- Stock block, naturally aspirated. Exceptions: Oliver 99 GM, etc. Stock
head, manifold, and carburetor (by part number). Manifolds are to be
replacement manufactured parts accepted for that make and model tractor.
Stock RPM. Engine parts not in parts book or replacement parts book
for that specific tractor cannot be used. Exceptions: Distributors can
be used on Antique tractors. A factory coil must be used. No electronic
ignitions, square coils, MSD coils or chrome coils allowed.
8. HITCHES
- Maximum 16" height (stationary in all directions) locked at 16" on
tractors such as IH fast hitch, Ford 3 point hitch, etc. Hitches must
be as from factory-unaltered for that specific tractor. Operator must
furnish a straight up and down clevis with a minimum opening of 2.5"
bolted or pinned tightly with spacers to the draw bar. Hitch measured
at hook point of clevis. Farmall H's and M's must pull from an original
drawbar hooked to the original belly hook point. Drawbar must be 24
inches minimum from center of axel to hitch point.
9. SAFETY
- The front wheels of the tractor are not allowed to exceed 16" off
the ground during a pull. Operator is to provide a linked chain or device
attached parallel with the center of the front axle with a maximum of
16" on the ground. Chain must be dragging at the time tractor is hooked.
Wheelie bars are optional. If wheelie bars meeting upper division requirements
are used, the above nose height rule does not apply.
10. APPEARANCE
- Tractors must maintain original stock appearance. If a part is not
found in the manufacturers parts book it cannot be used. No extra accessories
allowed. All guards, shrouds, covers and shields shall be in place as
from factory and be made of original material (steel or iron) and as
near like factory as possible. Seat must be an original seat or a manufactured
seat made for a farm tractor placed with stock mountings (such as TSC).
11. SPONSORS
- Advertising plaques or signs may be put on tractor as long as it does
not interfere with teching of tractor.
4500# class
145 sq. in 4501-5500# class 170 sq.in.
11.2 x 38 - 120 sq. in. 12.4 x 38 - 140 sq. in. 13.6 x 38 - 168 sq.
in.
11.2 x 36 - 115 sq. in. 12.4 x 36 - 135 sq. in. 14.9 x 28 - 170 sq.
in.
12. 4 x 28 - 126 sq. in. 13.6 x 28 - 145 sq. in.
13.6 x 24 - 130 sq. in. 14.9 x 26 - 144 sq. in.
5501-6500# class
229 sq. in.; 8500# class 300 sq. in.
14.9 x 38 - 200 sq. in. 18.4 x 34 - 284 sq. in. 18.4 x 38 - 300 sq.
in.
15.5 x 38 - 189 sq. in. 16.9 x 38 - 252 sq. in.
16.9 x 34 - 229 sq. in. 18.4 x 28 - 250 sq. in.
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