John Deere 3340 Tire Size + Front & Rear Tractor Tire Guide

Quick answer:

The John Deere 3340 tractor tire size is front 9.00-16 and the rear is 18.4-34.

Front tire9.00-16
Rear tire18.4-34
Front/rear setupDifferent front and rear tire sizes
Tire pressure20 PSI, 35 PSI
Rim diameter16 in front, 34 in rear

John Deere 3340 Tire Size Details

Front tire size 9.00-16
Rear tire size 18.4-34
Front/rear setup Different front and rear tire sizes
Original factory tire size Front 7.50-16, Rear 18.4-34
Replacement tire size Front 16.9-30, Rear 7.50-16
R1 ag tire size 7.50-16, 18.4-30
Front tire construction Bias/imperial tire
Rear tire construction Bias/imperial tire
Front section width 9 in
Rear section width 18.4 in
Front rim diameter 16 in
Rear rim diameter 34 in
Tire pressure 20 PSI, 35 PSI
Tire size alternatives / conversions 18.4-34, 20.8-38

Tire Size Comparison Chart

Front rim diameter comparison

This model

16 in

Average

17.1 in

Low

4 in

High

50 in

Rear rim diameter comparison

This model

34 in

Average

25.5 in

Low

0 in

High

50 in

John Deere 3340 Extra Tire Notes

Tire size note The John Deere 3340 uses different front and rear tire sizes in this data: front 9.00-16 (16 in rim, 9 in width) and rear 18.4-34 (34 in rim, 18.4 in width)
Pressure note For the John Deere 3340 with front 9.00-16 and rear 18.4-34 tires, the pressure values captured in the answer are 20 PSI, 35 PSI. Tire pressure is load-dependent, so use this as a reference value rather than a universal setting
Front/rear matching note The John Deere 3340 data shows front 9.00-16 and rear 18.4-34. When changing either size, front/rear rolling circumference and lead/lag need to stay within the correct range
Official information note

Mistakes do happen. Tire sizes can change by year, axle, wheel/rim option, tyre brand, tread type and local market. Please check the tire sidewall, operator manual and official deere.com website for official information.