Spring Recoil 9W7411

Spring recoil 9W7411 is a steel spring used in equipment manufactured by Caterpillar. It is intended for Caterpillar articulated dump trucks and Caterpillar Challenger equipment. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by the Caterpillar equipment application and is listed for the machine models shown below. The available application data covers the 735 and 740 articulated dump truck models, the D400E II articulated dump truck, and the 65C, 65D, 65E, 75C, and 75D Challenger models.

Fitment

• Caterpillar 735
• Caterpillar 740
• Caterpillar D400E II
• Caterpillar 65C
• Caterpillar 65D
• Caterpillar 65E
• Caterpillar 75C
• Caterpillar 75D

The equipment categories specified for this spring are Caterpillar articulated dump trucks and Caterpillar Challenger machines. Fitment should be checked against the machine model and the part number 9W7411 before installation.

Cross-reference numbers

• 9W7411
• 9W-7411

9W7411 and 9W-7411 are the two number formats provided for this spring. The hyphenated and non-hyphenated formats identify the same listed part number.

Specifications

The dimensional and spring-rate data supplied for the part are recorded as listed: length without gaps is 51.21, unloaded length is 87.73, assembled length is 79.5, load at assembled length is 93.9, total turns are 20.17, and the NMM value is 11.41. The source data does not specify measurement units for these parameters; the wire diameter is specified in inches, while the external dimensions are specified in centimetres.

The listed physical dimensions are 7.62 cm in length, 12.7 cm in width, and 1.27 cm in depth. The stated weight is 0.1 lb. The spring material is steel, and the listed surface coating is phos/oil.