CASE
CX50B
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
Rubber Track Size
400X74X72 Rubber Track
400X74X72 rubber track size page with fitment records, track photos, section drawing reference and nearby size support.
400X74X72400X74Rubber TrackRubber Tracks
Rubber Track Fitment
Rubber Track Fitment Size Database
Search by machine brand, model or rubber track size to find matching track specifications.
Quick Index
Size：400X74X72
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35 matching records, page 1 / 2
2 pages total · Static local fitment index
Inquiry
CASE
CX50BMC
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
CASE
CX50BMR
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
CASE
CX50BZTS
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
B69
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK042
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK042.1
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK045
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK045.1
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK045.2
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK045 COUPE’
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK050.1
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45.1
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45SR
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45SR.2
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45SR-ZT
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK45SR3
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK50
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
KOBELCO
SK50.1
- Original Size
- 400X74X72
- Rubber Track Size
- 400X74X72
- Rollers
- B2
- Alternative Size
- -
SEO Size Detail
400X74X72 replacement rubber track reference
Track Width
400 mm
Pitch
74 mm
Links
72
Understanding the Dimension Parameters
The track width (400 mm) determines ground contact area and flotation. A wider track distributes machine weight more evenly, which helps on soft or muddy ground. Matching width to machine spec is important for stability and undercarriage clearance.
The pitch (74 mm) is the distance between two adjacent drive lugs. It must match the drive sprocket tooth spacing exactly — even a 1 mm mismatch causes accelerated sprocket and lug wear. When replacing tracks, confirm 74 mm pitch with the existing sprocket before ordering.
The link count (72) sets the total track circumference. A higher link count on the same width and pitch means a longer track for larger machines. Always verify link count against the original track marking or machine manual.
400X74X72 rubber track photos
Photos are matched by full width, pitch and link count. Nearby references are shown when the exact photo is not available.
400X74 rubber track section drawing
Section drawings are matched by width and pitch because they do not include link count.
Application Scenarios
Agricultural Machinery
Rubber tracks for harvesters, compact tractors and muddy field conditions.
Construction Equipment
Excavators, mini diggers and compact loaders that need stable grip and wear resistance.
Special Vehicles
Tracked carriers and special-purpose machines that need replacement size references.
Maintenance and Replacement
Useful for wear diagnosis, model matching and old-track replacement planning.
Nearby Size Comparison
Compare 400X74X72 with nearby specifications that share the same width or pitch. Check size pages for exact machine fitments, photos and section drawings before final selection.
Same Width (400 mm)
Matched Machine Fitments
Brand
CASE
Model
CX50B
Original Size
400X74X72
Rollers
B2
Brand
CASE
Model
CX50BMC
Original Size
400X74X72
Rollers
B2
Brand
CASE
Model
CX50BMR
Original Size
400X74X72
Rollers
B2
Brand
CASE
Model
CX50BZTS
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
B69
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK042
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK042.1
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK045
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK045.1
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK045.2
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK045 COUPE’
Original Size
400X74X72
Rollers
B2
Brand
KOBELCO
Model
SK050.1
Original Size
400X74X72
Rollers
B2
Installation & Tensioning Notes
Track Tension Check
For 400X74X72 rubber tracks, sag should be 10–15 mm when measured mid-span under light hand pressure. Over-tensioning accelerates wear on drive lugs, sprockets and idlers.
Installation Alignment
Check that the drive sprocket, idler and roller alignment is within tolerance before mounting. Misalignment causes uneven edge wear and shortens track life regardless of size.
Replacement Interval Reference
Typical replacement cycles for 400X74X72 depend on operating hours, ground conditions and tension maintenance. Inspect track surface, steel core exposure and link cracking at 500-hour intervals.
Technical Articles
Rubber Tracks
How to Read Rubber Track Size 180X60X30
A practical guide to reading 180X60X30 rubber track size markings, including width, pitch, link count, fitment checks and inquiry information.
Rubber Tracks
Rubber Track Pitch and Link Count Explained
Understand rubber track pitch, link count and width, and why section drawings match width and pitch while photos match the full size.
Rubber Tracks
Rubber Track Tension Guide
A practical rubber track tension guide covering over-tight, loose and uneven wear symptoms for excavators, carriers and agricultural machines.
Industry Applications
Rubber in Agricultural Machinery: Tracks, Seals & Vibration Systems
Comprehensive guide to rubber products in agricultural machinery: harvester tracks (NR/SBR formulation), planter seed tubes, sprayer seals (EPDM/NBR/CR), and tractor damping systems. Material selection for wide-temperature operation (-30 to +50 deg C) and fertilizer/pesticide chemical resistance.
FAQ
What does 400X74X72 mean on a rubber track?
400X74X72 uses 400 mm track width and 74 mm pitch with 72 links. Photos are matched by full size, while section drawings are matched by width and pitch.
Which machines use 400X74X72 rubber tracks?
400X74X72 uses 400 mm track width and 74 mm pitch with 72 links. Photos are matched by full size, while section drawings are matched by width and pitch.
Can 400X74X72 rubber tracks be customized?
400X74X72 uses 400 mm track width and 74 mm pitch with 72 links. Photos are matched by full size, while section drawings are matched by width and pitch.
Inquiry for 400X74X72 Rubber Track
Send the machine brand, model, old track side marking, photos and quantity so the track pattern, core bar and delivery plan can be checked.
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