BRAKE PEDAL SHAFT FOR JOHN DEERE T21803

The T21803 brake pedal shaft is a hinge component designed for many John Deere tractors in the 20, 30, 40, and 50 series. It is located at the pedal and helps ensure proper pedal movement when the brakes are applied. If you are looking for this part for a repair, part number T21803 and its pairing with bushing B177R are the primary selection criteria.

Role of the Shaft in the Pedal Mechanism

On a tractor, the brake pedal pin serves as a support and pivot for the pedal. Its role is to enable smooth movement of the control and to maintain consistent operation of the entire system in the driver’s cab. When this area wears out, the pedal may develop play, become less smooth, or operate irregularly.

This pin is therefore replaced when the hinge wears out, when the pedal is removed, or as part of a more extensive overhaul of the brake control system. It is a seemingly simple part, but one that is essential for restoring smooth pedal movement.

Useful references for identifying this part

This part is identified by part number T21803. Part number T49189 is also a commonly used comparison reference during identification. In practice, these numbers help you match the part you’re looking for to the assembly on your tractor.

Another useful piece of information is that this shaft is listed as compatible with bushing B177R. If you’re working on a pedal with play, it may be wise to check the condition of the bushing at the same time, as wear on the shaft and bearing is often related. This check is particularly useful before reassembly.

Applicable John Deere Models

The shaft is designed for use on numerous John Deere tractors, including models across the 20, 30, 40, and 50 series. Detailed compatibility information includes specific variants by country or version, such as Europe, the U.S., Germany, or Spain. This level of detail is important when selecting the correct part.

There is one caveat: even if your model is listed, compare the part number from the old assembly and inspect the pedal area if the machine has already had replacement parts installed.

When to Inspect or Replace the Axle

An inspection is recommended if the brake pedal exhibits abnormal play, less responsive movement, or a pivot that does not return to its proper position. Rubbing noises at the pivot point may also indicate wear on the axle or the associated bushing. These symptoms alone are not sufficient to make a complete diagnosis, but they are classic signs of wear in this area.

Before ordering, take the time to verify the part number, the overall condition of the removed axle, and the presence of the corresponding bushing. If you are looking for a brake pedal axle for John Deere, these guidelines will help you confirm that part number T21803 is indeed compatible with your vehicle.

Compatibility by Make and Series

John Deere · 20 Series

• 1020 (Europe)
• 1020 (USA)
• 1120
• 2020 (Europe)
• 2020 (USA)
• 2120 (Europe)
• 2120 (U.S.)
• 3120
• 820 (Europe)
• 820 (U.S.)

John Deere · 30 Series

• 1030 (Germany)
• 1030 (Spain)
• 1030OU
• 1030VU
• 1130
• 1630 (Germany)
• 1630 (Spain)
• 1630OU
• 1630VU
• 6:30 PM
• 2030 (Germany)
• 2030 (Spain)
• 2030 (USA)
• 2030OU
• 2130 (Germany)
• 2130 (Spain)
• 2130 (USA)
• 3030
• 3130 (Germany)
• 3130 (Spain)
• 830 (Europe)
• 830 (USA)
• 930
• 930VU

John Deere · 40 Series

• 1040 (Germany)
• 1040 (Spain)
• 1040V
• 1140 (Germany)
• 1140 (Spain)
• 1140F
• 1140V
• 1640 (Germany)
• 1640 (Spain)
• 1640F
• 1840 (Germany)
• 1840 (Spain)
• 1840F
• 2040 (Germany)
• 2040 (Spain)
• 2040 (USA)
• 2040S (Germany)
• 2040S (Spain)
• 2140 (Germany)
• 2140 (Spain)
• 3140 (Germany)
• 3140 (Spain)
• 3640
• 3640S
• 840
• 940 (Germany)
• 940 (Spain)
• 940V

John Deere · 50 Series

• 1350
• 1550
• 1750
• 1750V
• 1850 (Germany)
• 1850 (Spain)
• 1850F
• 1850N
• 1850V
• 1950 (Germany)
• 1950 (Spain)
• 1950F
• 1950N
• 2250 (Germany)
• 2250 (Spain)
• 2250F
• 2450 (Germany)
• 2450 (Spain)
• 2450F
• 2650
• 2650CS
• 2650F
• 2650N
• 2650TSS
• 2850 (Germany)
• 2850 (Spain)
• 3050
• 3350 (Germany)
• 3350 (Spain)
• 3650

FAQ — Frequently Asked Questions

What is the purpose of this brake pedal shaft on the tractor?

This pin serves as the pivot point for the brake pedal. It ensures proper pedal movement and transmits force to the brake system. If it becomes loose or seizes up, the pedal feel may become uneven and operation less responsive.

Is the B177R bushing related to this part number?

Yes, this part number is listed as compatible with the B177R bushing. This is a useful consideration when overhauling the brake pedal linkage, as wear on both the pin and the bushing can occur simultaneously. However, be sure to check the actual condition of each component in your assembly.

Is this part suitable for models such as the John Deere 1020 (Europe), 2040 (USA), or 2650TSS?

Yes, these three models are among the listed applications for this brake pedal shaft. However, compatibility must be confirmed by comparing the part number on the removed component with the assembly currently installed on the tractor, especially if the machine has already been repaired or modified.

What signs might indicate that the shaft needs to be replaced?

Replacement may be necessary if the pedal exhibits abnormal play, stiff movement, a point of friction, or uneven operation. During inspection, also check the associated bushing and the overall condition of the pedal bearing to avoid installing a new shaft into a housing that is already worn.

Original spare part numbers and brand names are provided for comparison purposes only. This does not imply that these are original parts.