null

Freightliner Classic 120/132 XL Parts

Upgrade and restore your Freightliner Classic & Freightliner Classic XL (FLD120 / FLD132) with premium heavy-duty truck parts and accessories. Shop direct-fit replacement components, cab interior trim, and custom front-end chrome—including bumpers, grilles, visors, and exhaust stacks—built to fit 1990–2007 models.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • BESTfit Detroit Diesel 1-Box Assembly For Detroit DD13 & DD15 Engines Replaces 2140200002, 35035, C0305FL

    BESTfit Detroit Diesel 1-Box Assembly For Detroit DD13 & DD15 Engines Replaces 2140200002, 35035, C0305FL

    BESTFIT TRUCK PARTS

    $11,388.65
    Detroit Diesel 1-Box Assembly By BESTfit Replaces 2140200002, 35035, C0305FL Fits Detroit DD13 & DD15 EnginesBuilt for performance and durability, the BESTfit Detroit Diesel 1-Box Emissions Assembly...
    29-08090029
    SKU:
    29-08090029
    Style Options:
    Detroit
    Product Type:
    Exhaust
    Make:
    Universal Items
    $11,388.65
    Qty in Cart: 0
    Price:
    $11,388.65
    Subtotal:
  • BESTfit Cummins DPF Gasket For Cummins Replaces 4966441, G02005, KPI50098G

    BESTfit Cummins DPF Gasket For Cummins Replaces 4966441, G02005, KPI50098G

    BESTFIT TRUCK PARTS

    $14.99
    Diesel Particulate Filter Gasket By BESTfit Replaces 4966441, G02005, KPI50098G Fits CumminsBuilt for durability and performance, the BESTfit Cummins DPF Gasket replaces OEM part numbers 4966441,...
    29-08090023
    SKU:
    29-08090023
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $14.99
    Qty in Cart: 0
    Price:
    $14.99
    Subtotal:
  • BESTfit Cummins NOx Sensor For Cummins ISB 6.7L & ISX 15.0 Engines Replaces 0451108, 5EL002, 6398823R

    BESTfit Cummins NOx Sensor For Cummins ISB 6.7L & ISX 15.0 Engines Replaces 0451108, 5EL002, 6398823R

    BESTFIT TRUCK PARTS

    $390.99
    NOx Sensor By BESTfit Replaces 0451108, 5EL002, 6398823R Fits CumminsBuilt for reliability and precision, the BESTfit Cummins NOx Sensor provides essential emissions monitoring for Cummins ISB 6.7L...
    29-08090016
    SKU:
    29-08090016
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $390.99
    Qty in Cart: 0
    Price:
    $390.99
    Subtotal:
  • BESTfit Detroit Diesel NOx Sensor For Detroit DD13 & DD15 Engines Replaces A0101532228, EA0101532228, S11228

    BESTfit Detroit Diesel NOx Sensor For Detroit DD13 & DD15 Engines Replaces A0101532228, EA0101532228, S11228

    BESTFIT TRUCK PARTS

    $390.99
    Diesel NOx Sensor By BESTfit Replaces A0101532228, EA0101532228, S11228 Fits Detroit DD13 & DD15 EnginesBuilt for reliable emissions control, the BESTfit Detroit Diesel NOx Sensor delivers accurate...
    29-08090026
    SKU:
    29-08090026
    Product Type:
    Exhaust
    Style Options:
    Detroit
    Make:
    Universal Items
    $390.99
    Qty in Cart: 0
    Price:
    $390.99
    Subtotal:
  • BESTfit Cummins DPF For Cummins ISX Engine Replaces 5283283, 58031, A064C010

    BESTfit Cummins DPF For Cummins ISX Engine Replaces 5283283, 58031, A064C010

    BESTFIT TRUCK PARTS

    $1,969.99
    Diesel Particulate Filter By BESTfit Replaces 5283283, 58031, A064C010 Fits Cummins ISX EngineBuilt for strength and reliability, the BESTfit Cummins ISX DPF delivers efficient emissions filtration...
    29-08090019
    SKU:
    29-08090019
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $1,969.99
    Qty in Cart: 0
    Price:
    $1,969.99
    Subtotal:
  • BESTfit Cummins NOx Sensor For Cummins Replaces 1953530, 4326476NX, A045S162

    BESTfit Cummins NOx Sensor For Cummins Replaces 1953530, 4326476NX, A045S162

    BESTFIT TRUCK PARTS

    $359.99
    NOx Sensor By BESTfit Replaces 1953530, 4326476NX, A045S162 Fits CumminsBuilt for accuracy and durability, the BESTfit Cummins NOx Sensor replaces OEM part numbers 1953530, 4326476NX, and A045S162...
    29-08090021
    SKU:
    29-08090021
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $359.99
    Qty in Cart: 0
    Price:
    $359.99
    Subtotal:
  • BESTfit Cummins Clamp For Cummins Replaces 4026975C1, 58830, SCE0524R9B1

    BESTfit Cummins Clamp For Cummins Replaces 4026975C1, 58830, SCE0524R9B1

    BESTFIT TRUCK PARTS

    $27.99
    Clamp By BESTfit Replaces 4026975C1, 58830, SCE0524R9B1 Fits CumminsDesigned for strength and reliability, the BESTfit Cummins Exhaust Clamp replaces OEM part numbers 4026975C1, 58830, and...
    29-08090015
    SKU:
    29-08090015
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $27.99
    Qty in Cart: 0
    Price:
    $27.99
    Subtotal:
  • BESTfit Cummins DPF For Cummins ISC/Paccar PX8 Engines Replaces 2060750064, 4965286, A064B981

    BESTfit Cummins DPF For Cummins ISC/Paccar PX8 Engines Replaces 2060750064, 4965286, A064B981

    BESTFIT TRUCK PARTS

    $1,535.99
    Diesel Particulate Filter By BESTfit Replaces 2060750064, 4965286, A064B981 Fits Cummins ISC/Paccar PX8 EnginesBuilt for strength and efficiency, the BESTfit Cummins DPF delivers reliable emissions...
    29-08090018
    SKU:
    29-08090018
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $1,535.99
    Qty in Cart: 0
    Price:
    $1,535.99
    Subtotal:
  • BESTfit Cummins Diesel Particulate Filter For Cummins Replaces 43006159, 5509714, A064F954

    BESTfit Cummins Diesel Particulate Filter For Cummins Replaces 43006159, 5509714, A064F954

    BESTFIT TRUCK PARTS

    $2,040.99
    Diesel Particulate Filter By BESTfit Replaces 43006159, 5509714, A064F954 Fits CumminsEnhance your exhaust aftertreatment system with the BESTfit Cummins Diesel Particulate Filter, a direct...
    29-08090004
    SKU:
    29-08090004
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $2,040.99
    Qty in Cart: 0
    Price:
    $2,040.99
    Subtotal:
  • BESTfit Cummins V-Band Clamp For Cummins Replaces 10769, 323127, 50487

    BESTfit Cummins V-Band Clamp For Cummins Replaces 10769, 323127, 50487

    BESTFIT TRUCK PARTS

    $30.99
    V-Band Clamp By BESTfit Replaces 10769, 323127, 50487 Fits CumminsBuilt for strength and reliability, the BESTfit Cummins V-Band Clamp is designed to meet the demands of high-performance diesel...
    29-08090013
    SKU:
    29-08090013
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $30.99
    Qty in Cart: 0
    Price:
    $30.99
    Subtotal:
  • BESTfit Detroit Diesel Water Pump For Detroit S60 14.0L Engine Replaces R23538636, E23537768, 23539199

    BESTfit Detroit Diesel Water Pump For Detroit S60 14.0L Engine Replaces R23538636, E23537768, 23539199

    BESTFIT TRUCK PARTS

    $462.99
    Water Pump By BESTfit Replaces R23538636, E23537768, 23539199 Fits Detroit S60 14.0L EngineEnhance your engine cooling system with the BESTfit Detroit Diesel Water Pump, a direct replacement for OEM...
    29-07120173
    SKU:
    29-07120173
    Style Options:
    Detroit
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $462.99
    Qty in Cart: 0
    Price:
    $462.99
    Subtotal:
  • BESTfit Cummins NOx Sensor For Cummins Replaces 2872944RX, 5EL012, S11870

    BESTfit Cummins NOx Sensor For Cummins Replaces 2872944RX, 5EL012, S11870

    BESTFIT TRUCK PARTS

    $390.99
    NOx Sensor By BESTfit Replaces 2872944RX, 5EL012, S11870 Fits CumminsUpgrade your emissions system with the BESTfit Cummins NOx Sensor, a direct replacement for OEM part numbers 2872944RX, 5EL012,...
    29-08090007
    SKU:
    29-08090007
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $390.99
    Qty in Cart: 0
    Price:
    $390.99
    Subtotal:
  • BESTfit Cummins DPF For Cummins Replaces GESI0035, 6488201, 7700667

    BESTfit Cummins DPF For Cummins Replaces GESI0035, 6488201, 7700667

    BESTFIT TRUCK PARTS

    $1,551.99
    Diesel Particulate Filter By BESTfit Replaces GESI0035, 6488201, 7700667 Fits Replaces GESI0035, 6488201, 7700667Upgrade your exhaust aftertreatment system with the BESTfit Cummins Diesel Particulate...
    29-08090010
    SKU:
    29-08090010
    Product Type:
    Exhaust
    Style Options:
    Cummins
    Make:
    Universal Items
    $1,551.99
    Qty in Cart: 0
    Price:
    $1,551.99
    Subtotal:
  • BESTfit PACCAR Diesel Particulate Filter For Paccar MX Engine

    BESTfit PACCAR Diesel Particulate Filter For Paccar MX Engine

    BESTFIT TRUCK PARTS

    $2,126.99
    PACCAR Diesel Particulate Filter By BESTfit Fits Paccar MX EngineUpgrade your emissions system with the BESTfit PACCAR Diesel Particulate Filter, a direct-fit replacement for PACCAR MX engines...
    29-08090009
    SKU:
    29-08090009
    Style Options:
    Paccar
    Product Type:
    Exhaust
    Make:
    Universal Items
    $2,126.99
    Qty in Cart: 0
    Price:
    $2,126.99
    Subtotal:
  • BESTfit CAT Water Pump W/ Domed Gear Helix Teeth, Replaces 0R8330, 1333569, 181787 For Caterpillar 3406E Engine

    BESTfit CAT Water Pump W/ Domed Gear Helix Teeth, Replaces 0R8330, 1333569, 181787 For Caterpillar 3406E Engine

    BESTFIT TRUCK PARTS

    $676.99
    CAT Water Pump W/ Domed Gear Helix Teeth By BESTfit Replaces 0R8330, 1333569, 181787 Fits Caterpillar 3406E EngineEnhance your engine cooling system with the BESTfit CAT Water Pump, a direct...
    29-07120169
    SKU:
    29-07120169
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $676.99
    Qty in Cart: 0
    Price:
    $676.99
    Subtotal:
  • BESTfit Cummins DPF Gasket For Cummins Replaces 322989, 4329681, 5271587

    BESTfit Cummins DPF Gasket For Cummins Replaces 322989, 4329681, 5271587

    BESTFIT TRUCK PARTS

    $52.99
    Diesel Particulate Filter Gasket By BESTfit Replaces 322989, 4329681, 5271587 Fits CumminsUpgrade your exhaust system sealing with the BESTfit Cummins DPF Gasket, a direct replacement for OEM part...
    29-08090003
    SKU:
    29-08090003
    Style Options:
    Cummins
    Product Type:
    Exhaust
    Make:
    Universal Items
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • BESTfit Detroit Diesel DPF For Detroit DD13/DD15 Engines Replaces 6804913594, AP70116, GESI0051

    BESTfit Detroit Diesel DPF For Detroit DD13/DD15 Engines Replaces 6804913594, AP70116, GESI0051

    BESTFIT TRUCK PARTS

    $992.99
    DPF By BESTfit Replaces 6804913594, AP70116, GESI0051 Fits Detroit DD13/DD15 EnginesUpgrade your emissions system with the BESTfit Detroit Diesel DPF, a direct replacement for OEM part numbers...
    29-08090006
    SKU:
    29-08090006
    Product Type:
    Exhaust
    Style Options:
    Detroit
    Make:
    Universal Items
    $992.99
    Qty in Cart: 0
    Price:
    $992.99
    Subtotal:
  • BESTfit CAT Water Pump, Replaces 1588053, 99300HD, US70 For Caterpillar 3176B, C10 & C12 Engine

    BESTfit CAT Water Pump, Replaces 1588053, 99300HD, US70 For Caterpillar 3176B, C10 & C12 Engine

    BESTFIT TRUCK PARTS

    $409.99
    Water Pump By BESTfit Replaces 1588053, 99300HD, US70 Fits Caterpillar 3176B, C10 & C12 EngineUpgrade your engine cooling system with the BESTfit CAT Water Pump, a direct replacement for OEM part...
    29-07120165
    SKU:
    29-07120165
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $409.99
    Qty in Cart: 0
    Price:
    $409.99
    Subtotal:
  • BESTfit Perkins Water Pump, Replaces 2772913, 4131A062, 4854895 For Caterpillar Perkins C4.4, C6.6 & C7.1

    BESTfit Perkins Water Pump, Replaces 2772913, 4131A062, 4854895 For Caterpillar Perkins C4.4, C6.6 & C7.1

    BESTFIT TRUCK PARTS

    $182.99
    Perkins Water Pump By BESTfit Replaces 2772913, 4131A062, 4854895 Fits Caterpillar Perkins C4.4, C6.6 & C7.1Upgrade your engine cooling system with the BESTfit Perkins Water Pump, a direct...
    29-07120172
    SKU:
    29-07120172
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Make:
    Universal Items
    $182.99
    Qty in Cart: 0
    Price:
    $182.99
    Subtotal:
  • BESTfit CAT Water Pump, Replaces 1939239, 3522139, 2364420 For Caterpillar 3126B & C7 Engine

    BESTfit CAT Water Pump, Replaces 1939239, 3522139, 2364420 For Caterpillar 3126B & C7 Engine

    BESTFIT TRUCK PARTS

    $366.99
    Water Pump By BESTfit Replaces 1939239, 3522139, 2364420 Fits Caterpillar 3126B & C7 EngineUpgrade your engine cooling system with the BESTfit CAT Water Pump, a direct replacement for OEM part...
    29-07120175
    SKU:
    29-07120175
    Style Options:
    Caterpillar
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $366.99
    Qty in Cart: 0
    Price:
    $366.99
    Subtotal:
  • Total: items /

Adding your products to cart

Shop Freightliner Classic XL Parts & Accessories

Refurbish, repair, and upgrade your rig with heavy-duty Freightliner Classic XL parts and accessories. From replacement window and door seals, insulated floor liners, and long-hood shell replacements to driver-side door latches, HVAC water valves, and suspension hardware, our massive inventory of ready-to-ship components reduces downtime and gets you back on the road.

Engine, Steering, Driveline & Suspension Parts

Aging Class 8 trucks need reliable care and quality replacement components. Restore the functionality of your steering, transmission, and air-ride suspension setups with trusted aftermarket brands like Automann, United Pacific, BESTfit, and more.

Support your Freightliner’s Detroit Diesel or CAT engine with durable fuel hose lines, clamps, bolts, O-rings, and maintenance hardware. Note: We stock engine-adjacent hardware and complete cooling components—including radiators, compressors, and charge air coolers.

Custom Upgrades & Exterior Chrome Accessories

Build a show-worthy rig with custom exterior modifications designed specifically for Freightliner Classic 120 and 132 XL models:

Cab Interior Parts & Trim

Restore and refresh your sleeper cabin, driver seat, and dashboard with high-comfort interior accessories:

  • Precision-Molded Flooring: Heavy-duty floor insulation liners, vinyl floor replacements, shifter trim, and foot pedals.
  • Ergonomic Seating & Comfort: Heavy-duty seat adapters, armrests, seat covers, and premium sleeper mattresses.
  • Dashboard Trim & Gauges: Clear, highly visible dashboard gauges alongside scuff-resistant replacement dash panels and trim.
  • LED Interior Lighting: Custom accent lighting strips, domed sleeper reading lights, and cab threshold lights.

Frequently Asked Questions About Freightliner Classic 120/132 XL Parts

What years and models are compatible with these Freightliner Classic parts?

Our Freightliner Classic 120/132 XL parts are designed to fit models from 1990 through 2007. The Classic XL was introduced in 2000, while the standard Classic 120 ran from 1990-2007. Most exterior parts like bumpers, grilles, and headlights are interchangeable between the 120 and XL models. However, always verify fitment using your OEM or by checking specific measurements, as some mid-year production changes did occur. Hood-mounted parts may vary between the standard Classic and the extended hood XL models.

Are aftermarket bumpers as durable as OEM, and what materials are they made from?

Quality aftermarket bumpers are typically made from 16-gauge steel (same as OEM) or heavy-duty chrome-plated steel. The key difference is in the chrome plating process - OEM uses triple chrome plating while many aftermarket options use double plating. For daily use, aftermarket bumpers perform excellently and often cost 40-60% less than OEM. Look for bumpers with at least 14-gauge steel construction and proper drainage holes to prevent rust. Stainless steel options are available for maximum corrosion resistance, though they typically cost 20-30% more than chrome versions.

What tools and skills are needed to install bumpers and other exterior parts?

Most bumper installations require basic hand tools: socket sets (typically 3/4" and 7/8"), wrenches, and a torque wrench. Installation usually takes 2-4 hours for someone with moderate mechanical skills. The main challenges include aligning mounting brackets (some drilling may be required for aftermarket parts) and managing the weight - bumpers can weigh 80-150 pounds, so having a helper is recommended. Headlight and grille installations are simpler, typically requiring only screwdrivers and 30-60 minutes. Professional installation runs $200-400 for bumpers if you prefer not to DIY.

What finish options are available, and how do they hold up over time?

The most common finishes are chrome, polished stainless steel, and painted steel. Chrome provides the classic mirror finish but requires regular polishing and can show pitting after 3-5 years in harsh climates. Stainless steel maintains its appearance longer with minimal maintenance but has a slightly different shine than chrome. Painted options (typically black or color-matched) are most affordable and hide minor damage well but may need repainting after 5-7 years. For maximum longevity in salt-belt states, sealed stainless steel or powder-coated options are recommended.

Will aftermarket parts affect my warranty or resale value?

Installing aftermarket exterior parts like bumpers, grilles, or lights will not void your drivetrain warranty under the Magnuson-Moss Warranty Act. However, if an aftermarket part causes damage (rare with quality parts), that specific damage may not be covered. Regarding resale value, quality chrome or stainless aftermarket parts typically have minimal impact - buyers focus more on overall condition and maintenance records. In fact, upgraded bumpers or fresh chrome can actually improve curb appeal. Keep your original parts if possible, as some buyers prefer OEM, especially for collector or show trucks.


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!