- Most popular O.E.M replacement shock
- Twin tube damper with velocity sensitive damping
- Available in a variety of lengths
- Precision double walled, steel bodies to protect the inner cylinder and provide consistent damping
- Spring preload can be easily adjusted with five position cam style preload adjuster
- Precision ground, hard chromed steel shaft for strength and durability
- Multi-stage, velocity sensitive internal valving for the ride and handling you want
Progressive Suspension 412 Series Shock
| Specifications | |
|---|---|
| SKU | 377-4279 |
| Brand | Progressive Suspension |
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Q&A
Fitment
California Prop 65
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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Part Numbers
| SKU | MPN | Availability | In-Store Pickup | |
|---|---|---|---|---|
| Black 12" | 377-4279 | 412-4079B | 10+ In Stock. Ready to ship. | - |
| Black 11.5" | 377-4274 | 412-4074B | 10+ In Stock. Ready to ship. | - |
| Black 13" | 377-4272 | 412-4072B | 10+ In Stock. Ready to ship. | - |
| Black 12" | 377-4268 | 412-4068B | 10+ In Stock. Ready to ship. | - |
| Black 13" | 377-4265 | 412-4065B | 10+ In Stock. Ready to ship. | - |
| Black 11.5" | 377-4263 | 412-4063B | 10+ In Stock. Ready to ship. | - |
| Black 12.5" | 377-4264 | 412-4064B | 10+ In Stock. Ready to ship. | - |
| Chrome 11" | 377-4037C | 412-4037C | 10+ In Stock. Ready to ship. | - |
| Black 12" | 377-4149 | 412-4049B | 9 In Stock. Ready to ship. | - |
| Black 11" | 377-4137 | 412-4037B | 9 In Stock. Ready to ship. | - |
| Black 12" | 377-4136 | 412-4036B | 9 In Stock. Ready to ship. | - |
| Black 11" | 377-4262 | 412-4062B | 8 In Stock. Ready to ship. | - |
| Black 12.5" | 377-4271 | 412-4071B | 7 In Stock. Ready to ship. | - |
| Black 12.6" | 377-4138 | 412-4038B | 6 In Stock. Ready to ship. | - |
| Chrome 13" | 377-4165 | 412-4065C | 5 In Stock. Ready to ship. | - |
| Black 13.5" | 377-4273 | 412-4073B | 3 In Stock. Ready to ship. | - |
| Chrome 11" | 377-4162 | 412-4062C | 3 In Stock. Ready to ship. | - |
| Chrome 13" | 377-4213 | 412-4213C | 2 In Stock. Ready to ship. | - |
| Chrome 11.5" | 377-4201 | 412-4201C | 2 In Stock. Ready to ship. | 2 In Stock. |
| Chrome 12.5" | 377-4164 | 412-4064C | 2 In Stock. Ready to ship. | - |
| Black 11" | 377-3999 | 412-4005B | 1 In Stock. Ready to ship. | - |
| Chrome 11.5" | 377-4257 | 412-4257C | Unavailable. | - |
| Chrome 13.5" | 377-4246 | 412-4246C | Unavailable. | - |
| Chrome 13.5" | 377-4242 | 412-4242C | Unavailable. | - |
| Chrome 13" | 377-4241 | 412-4241C | Unavailable. | - |
| Chrome 12" | 377-4239 | 412-4239C | Unavailable. | - |
| Chrome 13.5" | 377-4223 | 412-4223C | Unavailable. | - |
| Chrome 13" | 377-4221 | 412-4221C | Unavailable. | - |
| Chrome 13.5" | 377-4217 | 412-4217C | Unavailable. | - |
| Chrome 13.5" | 377-4215 | 412-4215C | Unavailable. | - |
| Chrome 13" | 377-4212 | 412-4212C | Unavailable. | - |
| Chrome 13" | 377-4211 | 412-4211C | Unavailable. | - |
| Chrome 12.5" | 377-4209 | 412-4209C | Unavailable. | - |
| Chrome 12.5" | 377-4207 | 412-4207C | Unavailable. | - |
| Chrome 12.5" | 377-4206 | 412-4206C | Unavailable. | - |
| Chrome 12.5" | 377-4205 | 412-4205C | Unavailable. | - |
| Chrome 11" | 377-4204 | 412-4204C | Unavailable. | - |
| Chrome 11.5" | 377-4202 | 412-4202C | Unavailable. | - |
| Chrome 11.5" | 377-4200 | 412-4200C | Unavailable. | - |
| Chrome 11" | 377-4183 | 412-4256C | Unavailable. | - |
| Chrome 12" | 377-4182 | 412-4228C | Unavailable. | - |
| Chrome 11" | 377-4181 | 412-4233C | Unavailable. | - |
| Chrome 12" | 377-4179 | 412-4079C | Unavailable. | - |
| Chrome 11.5" | 377-4174 | 412-4074C | Unavailable. | - |
| Chrome 13.5" | 377-4173 | 412-4073C | Unavailable. | - |
| Chrome 13" | 377-4172 | 412-4072C | Unavailable. | - |
| Chrome 12.5" | 377-4171 | 412-4071C | Unavailable. | - |
| Chrome 12" | 377-4168 | 412-4068C | Unavailable. | - |
| Chrome 11.5" | 377-4163 | 412-4063C | Unavailable. | - |
| Chrome 12" | 377-4129 | 412-4229C | Unavailable. | - |
| Black 13" | 377-4126 | 412-4053B | Unavailable. | - |
| Chrome 12.6" | 377-4038 | 412-4038C | Unavailable. | - |
| Chrome 12" | 377-4036C | 412-4036C | Unavailable. | - |
| Chrome 13" | 377-4026 | 412-4053C | Unavailable. | - |
| Chrome 12" | 377-4023 | 412-4051C | Unavailable. | - |
| Chrome 13" | 377-4022 | 412-4002C | Unavailable. | - |
| Chrome 12.5" | 377-4020 | 412-4001C | Unavailable. | - |
| Chrome 13.5" | 377-4018 | 412-4018C | Unavailable. | - |
| Chrome 12" | 377-4013 | 412-4013C | Unavailable. | - |
| Chrome 14.25" | 377-4012 | 412-4012C | Unavailable. | - |
| Chrome 13.5" | 377-4009 | 412-4009C | Unavailable. | - |
| Chrome 13" | 377-4008 | 412-4008C | Unavailable. | - |
| Chrome 12.5" | 377-4007 | 412-4007C | Unavailable. | - |
| Chrome 11.5" | 377-4006 | 412-4006C | Unavailable. | - |
| Black 11.5" | 377-4000 | 412-4006B | Unavailable. | - |
| Chrome 11" | 377-3998 | 412-4005C | Unavailable. | - |
| Chrome 11" | 377-1747 | 412-4030C | Unavailable. | - |


