| Product Line | Brakes |
| Category Name | Slack Adjusters |
| Part Type | Automatic Slack Adjusters |
| Model | Haldex Style / AA1 |
| OEM Part Number | 40010212 |
| Anchor Bracket Type | Plate & Flat Stud |
| Application Type | Heavy Duty Trucks, Semi-Trucks |
| Compatible Brake Chamber Sizes | T-30 Std or T-16/T-24 Long Stroke |
| Clevis Type | Unclevised |
| Material | Alloy Steel |
| Arm Bushing Inside Diameter | 1/2 in. |
| Arm Length Position 1 | 6 in. |
| Arm Offset | No Offset |
| Body Inclination Angle | 0 deg. |
| Slack Spline Count | 28 |
| Slack Spline Diameter | 1-1/2 in. |
| Grease Fitting Location | 180 deg. |
| Maximum Operating Temperature | 158 deg. F (70 deg. C) |
| Maximum Torque | Less than 15 foot pounds |
| Minimum Operating Temperature | (-40 deg. F) (-40 deg. C) |
| Operation Type | Tension Adjuster - Torque |
| Cross References | 1332841, 289312, 28931213, 400-10212, 40010212, 5662, E-6918A, E-6942, E6918A, E6942, M807013, MK42106S, R806013A |