Short answer: The seller Nonu Ventures lists part number 012625 / 012641 for the CJ340 front wheel cylinders. Only the site's referral seller lists it so far, so treat fitment as single-source.
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How this page was researched
Built on 29 October 2026 from pages fetched that day: the seller's public product page, cj3b.info owner archives, an owner-reported spec sheet on 4-the-love-of-jeeps.com, Wikipedia, and independent parts sellers. No part was bought or test-fitted. No prices are given. Anything not shown on a fetched page is marked TODO-source.
Part number
012625 / 012641 — Nonu Ventures[1]. (single-source)
Sourced facts
- Nonu Ventures lists "012625 / 012641 — Wheel Cylinder Front (LH + RH Pair)" (Export grade), fitment "CJ340, MM540".[1]
- Owner-reported spec: hydraulic internal-expanding shoe brakes with 279.4 mm (11") drums; mechanical parking brake on the rear propeller shaft.[2]
- Background: Wikipedia on how drum brakes work (general).[3]
Where to get one
Nonu Ventures (the site's referral seller)
- Listed by: Nonu Ventures[1]
- Condition: Export grade
- Part number: 012625 / 012641
- Source status: single-source
Independent seller
- Listed by: Not found
- Condition: —
- Part number: TODO-source
- Source status: TODO-source
Used / Willys CJ-3B interchange
- Listed by: Not found
- Condition: —
- Part number: TODO-source
- Source status: No fetched source confirms interchange. TODO-source.
Proof placeholder: add one real result (a dated photo of the part fitted, an invoice line, or a measured old-vs-new comparison). Nothing has been invented.
Sources compared
| Source | Type | What it shows | Independent? |
|---|---|---|---|
| Nonu Ventures — 012625 / 012641 — Wheel Cylinder Front (LH + RH Pair) | referral seller | Nonu Ventures lists "012625 / 012641 — Wheel Cylinder Front (LH + RH Pair)" (Export grade), fitment "CJ340, MM540". | No (referral seller) |
| 4-the-love-of-jeeps.com — My Mahindra CJ340 Jeep (owner-reported spec sheet) | owner-reported | Owner-reported spec: hydraulic internal-expanding shoe brakes with 279.4 mm (11") drums; mechanical parking brake on the rear propeller shaft. | Yes |
| en.wikipedia — Drum brake | encyclopedia (generic) | Background: Wikipedia on how drum brakes work (general). | Yes (generic) |
Which way to go
- If you are diagnosing a fault, read /blog/cj340-brake-drum-overhaul.html.
- If you want to order, quote your chassis number (CJ3B-4 DK…) to Nonu Ventures.
- If you want background, see en.wikipedia — Drum brake.
Frequently asked questions
What is the part number for the CJ340 front wheel cylinders?
The seller Nonu Ventures lists part number 012625 / 012641 for the CJ340 front wheel cylinders.
Does it fit the MM540 too?
The seller lists fitment as "CJ340, MM540". That is the seller's claim; no independent fetched source confirms MM540 fitment.
Is this information independently confirmed?
Only the site's referral seller lists it so far, so treat fitment as single-source.
Sources
- Nonu Ventures — 012625 / 012641 — Wheel Cylinder Front (LH + RH Pair) — referral seller, fetched 29 Oct 2026
- 4-the-love-of-jeeps.com — My Mahindra CJ340 Jeep (owner-reported spec sheet) — owner-reported, fetched 29 Oct 2026
- en.wikipedia — Drum brake — encyclopedia (generic), fetched 29 Oct 2026