Description
The Eaton compression spring, part number 129859, is a differential lock spring used in heavy-duty axle and driveline assemblies. This part is also catalogued under Spicer as EH129859 and carries cross-reference numbers including 129859ETN, 2719-129859, DS129859, ETN129859, and SP129859. The spring dimensions are 1.5 in. height, 1.6 in. width, and 12.7 in. length, sold as an individual unit. If you need help confirming this is the correct spring for your differential application, call Pro Gear and Transmission.
Features
Differential lock spring for heavy-duty axle assemblies
Dimensions: 1.5 in. height x 1.6 in. width x 12.7 in. length
Sold as individual unit
Cross-references: 129859ETN, 2719-129859, DS129859, ETN129859, SP129859
Also catalogued under Spicer part number EH129859
Available from Pro Gear and Transmission
Tech Specs
- Part Number: 129859
- Spicer Cross-Reference: EH129859
- Additional Cross-References: 129859ETN, 2719-129859, DS129859, ETN129859, SP129859
- Height: 1.5 in.
- Width: 1.6 in.
- Length: 12.7 in.
- Unit of Measure: Each
- UPC: 00023913156763
Used in these Dana Spicer models
- 40 Series Single Reduction Tandem Drive Axle
- DS404 Tandem Drive Axle
- DS405 Tandem Drive Axle
- DST41 Tandem Drive Axle








