Resources

RKI product model numbers encode key information such as product type, configuration, and available options.

Winch Model Number Designation

Example: 12MLO-5LSSL

Read left to right. Each position encodes a configuration option.

12
M
L
O
-
5
L
S
S
L
1
2
3
4
5
6
7
8
9

1. Winch Series

2. Power Source

E = Electric 12VDC, H = Hydraulic Adapter, M = Mechanical Input Shaft

3. Mounting Configuration

L = Lowmount, U = Upright mount

4. Worm Brake Rotation

O = Overwind, U = Underwind, X = No brake

5. Worm Gear Ratio

1 = 48:1, 2 = 36:1, 3 = 18:1, 4 = 9:1, 5 = 32:1

6. Worm Gear Hand

L = Left hand, R = Right hand

7. Drum Code

See drum sizes chart. X = No Drum (Speed Reducer)

8. Shaft Code

S = Standard, E = Ready for extended shaft, C = Keyed for industry standard bayonet capstan (Speed Reducers Only)

9. Winch Assembly

L = Left hand, R = Right hand

Note: Any Z designation indicates special options.

Service Body Model Number Designation

Example: T 60 D W 12 94

Read left to right. Each position encodes a configuration option.

T
60
D
W
12
94
1
2
3
4
5
6

1. Body Series

A, C, CA, E, G, J, L, S, T, U

2. Chassis (CA)

CA in inches

3. Wheel Well Designation

Blank = single wheel, D = dual wheel

4. Compartment Depth

Blank = 14 1/2" compartment, W = 20" compartment, X = 22" compartment

5. Compartment Configuration

First digit refers to streetside. Second digit refers to curbside. #1 side indicates 2 vertical (front and back) and 1 horizontal compartment over the wheel well. #2 side indicates 1 vertical (front) 1 long horizontal (extends to back) and 1 small (rear under horizontal). C indicates crane reinforcement in the rear compartment. Blank designates 11 configuration.

6. Body Width

Measured in inches (excluding drip molding). Blank designates 78"