Product Categories
- Block & Internal Parts 445
- Camshaft 165
- Camshaft Components 35
- Crankshaft 192
- Crankshaft Components 0
- Connecting Rod 53
- Rods & Main Bearings 0
- Push Rod 0
- Rocker Arm 0
- Thrust Plate 0
- Cylinder Components 87
- Diesel Engine 221
- Fuel Injectors & Nozzles 536
- Turbocharger & Kit 704
- Rebuild Kits 0
- Filters 0
- Fuel System 659
- Common Rail Assembly 48
- Fuel Line 32
- Fuel Pump 191
- Injection Pump 320
- Injection Pump Repair Kit 18
- Pump Head & Rotor 50
- Engine Auxiliary Components 0
- Exhaust Manifolds 0
- Manifold 0
- Manifold Kit 0
- Muffler 0
- Lubrication & Cooling 0
- Oil Cooler 0
- Oil Pan 0
- Oil Pump 0
- Thermostat 0
- Water Pump 0
- Tool Kits 1
- Other Engine Parts 0
Engine Manufacturer
Featured Products
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Bare Cylinder Block 3971383 for Cummins Engine QSC QSC8.3
$2,417.95
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Complete Cylinder Block 3971383 for Cummins Engine QSC QSC8.3
$4,079.95
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4BTdiesel Bare Cylinder Block for Komatsu Engine 4D98E
$1,656.00
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Cylinder Block 4310384 for Cummins Engine QSK23 K23
$19,139.90
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Cylinder Block 7N-6550 for Caterpillar CAT Engine 3306 Loader 966C 966D 966F 970F 972G
$3,068.50
Connecting Rod SBA115026251 for CASE Engine ISM N844 Tractor DX25 DX29 DX33 DX45 Farmall31 Farmall35 Farmall40
– Replace Part Number: SBA115026251
– Fit for: Case ISM N844 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
3970852 Connecting Rod for Cummins Engine 6C8.3 ISB6.7 ISC8.3 QSC8.3 ISC 8.3CR
– Replace Part Number: 3970852
– Fit for: Cummins 6C8.3, ISC CM2150, G8.3, GTA8.3 CM558, ISC 8.3 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
4898808 4891176 Connecting Rod for Cummins Engine 6BT ISB QSB
– Replace Part Number: 4898808, 4891176
– Fit for: Cummins 6BT, QSB, ISB engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
4891177 Connecting Rod for Cummins Engine 4B3.9 6B5.9 B5.9 ISB5.9 QSB5.9 QSB6.7 Hyundai Excavator R140LC-7 R200W-7 R210LC-7 R250LC-7
– Replace Part Number: 4891177
– Fit for: Cummins 6BT5.9, 4B3.9, 6B5.9, 6BT, QSB engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
C6204313111 Connecting Rod for Cummins Engine B3.3 QSB3.3
– Replace Part Number: C6204313111
– Fit for: Cummins B3.3, QSB3.3 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod 3811995 for Cummins K19 KTA19 QSK19 Engine in USA
– Replace Part Number: 3811995
– Fit for: Cummins KTA19, QSK19 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
8 Piece Connecting Rod Screws 5263944 for Cummins Engine ISF2.8 QSF2.8
– Replace Part Number: 5263944
– Fit for: Cummins QSF2.8 CM2880 F114, ISF2.8 CM2220 F122, ISF2.8 CM2220, ISF2.8 CM2220 AN, ISF2.8 CM2220 ECCF2 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
288208712 12 Pieces Connecting Rod Bearings Set for Cummins Engine ISX QSX
– Replace Part Number: 288208712
– Fit for: Cummins ISX, QSX engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod 3954657 for Cummins Engine 4B3.9 6B5.9 B5.9 G5.9 ISB QSB5.9 QSB6.7
– Replace Part Number: 3954657
– Fit for: Cummins 4B3.9, 6B5.9, B5.9 G, B5.9 GAS PLUS CM556, B5.9 LPG PLUS CM556 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod for Cummins 6BT5.9 Engine
– Fit for: Cummins 6BT5.9 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod 3023891 for Cummins Engine G28 GTA28 V28
– Replace Part Number: 3023891
– Fit for: Cummins V28, G28, GTA28 G CMEICS G117G engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod 3632169 for Cummins Engine QSK19 QSK50 QSK38 QSK60 K50 K38 G5.9 GTA855 CM558
– Replace Part Number: 3632169
– Fit for: Cummins G5.9, K38, K50, QSK19G, GTA855 CM558 (CM2358) G101 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod 3644676 3643083 3640518 for Cummins Engine QSK45 QSK60 QSK60G
– Replace Part Number: 3644676, 3643083, 3640518
– Fit for: Cummins QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS, QSK60 CM2150 MCRS, QSK60 CM2250 K112 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Connecting Rod for Cummins QSB5-G7 Engine
– Fit for: Cummins QSB5-G7 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
4944887 Connecting Rod for Cummins ISLe ISC L10 in USA
– Replace Part Number: 4944887
– Fit for: Cummins L10, ISLE, 6L, 6LTAA
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
4993830 Connecting Rod for Cummins Engine 4B3.3TAAE QSB3.3 B3.3
– Replace Part Number: 4993830
– Fit for: Cummins B3.3, QSB3.3 engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
3901383 5266243 Connecting Rod for Cummins Engine 4B3.9 6B5.9 QSB3.3 QSB Hyundai Excavator R280LC R290LC R290LC7 R305LC7
– Replace Part Number: 3901383, 5266243
– Fit for: Cummins NT855, 4B3.9, 6B5.9, 6C8.3, 6CTA engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
4BTdiesel Connecting Rod for Cummins 6BT Engine
– Fit for: Cummins 6BT engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
3013930 218808 Connecting Rod for Cummins Engine G855 K38 N14G NH855 NT855 QSK50 QSNT14
– Replace Part Number: 3013930, 218808
– Fit for: Cummins NT855, K38, NH855, G855, G855 CM558 engines and more
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
3635126 Connecting Rod for Cummins Engine QSK45 QSK60 Komatsu Truck AFE48
– Replace Part Number: 3635126
– Fit for: Cummins QSK45 CM500, QSK60 CM500, QSK60G engines
– Aftermarket replacement part built to OEM size and specifications
– Fast delivery available, bulk orders supported
Durable Engine Connecting Rods for Reliable Repairs
The connecting rod is one of the core moving parts inside an engine. It links the piston to the crankshaft and helps transfer combustion force into rotating power. Because it works under repeated high pressure, heat, and speed, a replacement connecting rod must be strong, accurately machined, and properly matched to the engine model.
At 4BTdiesel, we supply quality engine connecting rods for diesel engine repair, rebuild, and maintenance applications. Our product range is selected for dependable fitment, stable performance, and practical value, helping repair shops, equipment owners, and parts buyers keep engines running with confidence.
Shop Engine Connecting Rods by Brand and Application
Our connecting rod catalog covers a wide range of popular diesel engine and equipment brands, including but not limited to:
- Kubota
- Mitsubishi
- Yanmar
- Caterpillar CAT
- John Deere
- Isuzu
- Deutz
- Bobcat
- Doosan Daewoo
- Perkins
- Cummins
- JCB
- Furukawa
- Denyo
- Nissan
- New Holland
- and more
These connecting rods are commonly used in diesel engines for tractors, loaders, trucks, crawler dozers, skid steer loaders, construction machinery, agricultural equipment, and industrial applications. Whether you are replacing a worn rod or rebuilding an engine, 4BTdiesel makes it easier to find the right part by engine model, part number, and equipment type.
Common Signs of Connecting Rod Problems
A damaged or worn connecting rod can quickly lead to serious engine failure. Replacing it early can help reduce repair costs and avoid damage to the crankshaft, piston, cylinder block, or bearings.
Engine knocking noise: A repetitive knocking or tapping sound from the lower engine area may indicate excessive clearance, bearing wear, or connecting rod damage.
Loss of engine power: Reduced power, rough running, or poor acceleration can be related to internal engine wear, including connecting rod or bearing issues.
Strong vibration: A bent, loose, or worn connecting rod can affect engine balance and cause abnormal vibration during operation.
Oil pressure or lubrication issues: Connecting rod bearing wear may reduce lubrication efficiency and increase the risk of internal engine damage.
Find the Right Connecting Rod at 4BTdiesel
When choosing a replacement engine connecting rod, accurate fitment matters. 4BTdiesel helps customers source dependable diesel engine parts for repair and rebuild projects, with product options for many engine brands and machinery types.
Browse our connecting rod category to compare available parts, check compatible part numbers, and choose the right solution for your engine. If you are not sure which connecting rod fits your equipment, contact the 4BTdiesel team for help with part number matching and product selection.